Peter C. Burns
Massman Chair and Professor

List of Publications (updated April, 2001)

REFEREED JOURNAL PUBLICATIONS

Krivovichev, S.V. & Burns, P.C. (2001): Crystal structure of Pb3O2(OH)Br: a Br-analogue of damaraite. Solid State Sciences (accepted).

Krivovichev, S.V. & Burns, P.C. (2001): Crystal chemistry of lead oxide chlorides. I. Crystal structures of synthetic mendipite, Pb3O2Cl2, and synthetic damaraite, Pb3O2(OH)Cl. European Journal of Mineralogy (accepted).

Li, Yaping, Cahill, C.L. & Burns, P.C. (2001): Synthesis and structural characterization and topological rearrangement of a novel open framework U-O material: (NH4)3(H2O)2{[(UO2)10O10(OH)][(UO4)(H2O)2]}. Chemistry of Materials (accepted).

Mitchell, R.H. & Burns, P.C. (2001): The structure of fedorite: A re-appraisal. Canadian Mineralogist (accepted).

Burns, P.C. (2001): A new uranyl silicate sheet in the structure of haiweeite and comparison to other uranyl silicates. Canadian Mineralogist (accepted).

Burns, P.C. & Percival, J.B. (2001): Alacranite: a new occurrence, new formula, and determination of the crystal structure. Canadian Mineralogist (accepted).

Li, Yaping, Krivovichev, S.V. & Burns, P.C. (2001): Crystal chemistry of lead oxide hydroxide nitratres. II. The crystal structure of Pb13O8(OH)6(NO3)4. Journal of Solid State Chemistry (in press).

Krivovichev, S.V., Li, Yaping & Burns, P.C. (2001): Crystal chemistry of lead oxide hydroxide nitratres. III. The crystal structure of Pb3O2(OH)(NO3). Journal of Solid State Chemistry (in press).

Finch, R.J., Hanchar, J.M., Hoskin, P.W.O. & Burns, P.C. (2001): Rare earth elements in synthetic zircon. 2. A single-crystal X-ray study of xenotime substitution. American Mineralogist (in press).

Cahill, C.L., Krivovichev, S.V., Burns, P.C., Bekenova, G.K. & Shabanova, T.A. (2001): The crystal structure of mitryaevaite, Al5(PO4)2[(P,S)O3(OH,O)]2F2(OH)2(H2O)8].6.58H2O, determined from a microcrystal using synchrotron radiation. Canadian Mineralogist (in press).

Krivovichev, S.V. & Burns, P.C. (2001): Crystal chemistry of uranyl molybdates. III. New structural themes in Na6[(UO2)2O(MoO4)4], Na6[(UO2)(MoO4)4] and K6[(UO2)2O(MoO4)4]. Canadian Mineralogist (in press).

Krivovichev, S.V. & Burns, P.C. (2001): Crystal chemistry of uranyl molybdates. IV. The structures of M2[(UO2)6(MoO4)7(H2O)2] (M = Cs, NH4). Canadian Mineralogist (in press).

Jackson, Jennifer M. & Burns, P.C. (2001): A re-evaluation of the structure of weeksite, a uranyl silicate framework mineral. Canadian Mineralogist (in press).

Cahill, C.L. & Burns, P.C. (2001): Building unit and topological evolution in the hydrothermal DABCO-U-F system. Inorganic Chemistry 40, 1347-1351.

Li, Y., Krivovichev, S.V. & Burns, P.C. (2001): The crystal structure of Na4(UO2)(CO3)3 and its relationship to schröckingerite. Mineralogical Magazine 65, 285-292.

Roberts, A.C., Burns, P.C., Gault, R.A., Criddle, A.J., Feinglos, M.N. & Stirling, J.A.R. (2001): Paganoite, NiBi(3+)As(5+)O5, a new mineral from Johanngeorgenstadt, Saxony, Germany: description and crystal structure. European Journal of Mineralogy 13, 167-175.

Li, Yaping & Burns, P.C. (2000): Synthesis and crystal structure of a new Pb uranyl oxide hydrate with a framework structure that contains channels. Canadian Mineralogist 38, 1433-1441.

Hawthorne, F.C., Krivovichev, S.V. & Burns, P.C. (2000): The crystal chemistry of sulfate minerals. Reviews in Mineralogy and Geochemistry 40, 1-112.
Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of uranyl molybdates. II. The crystal structure of iriginite. Canadian Mineralogist 38, 847-851.

Burns, P.C., McCracken, C.M.C. & Gault, R.A. (2000): Juabite, CaCu10(Te4+O3)4(AsO4)4(OH)2(H2O)4: Crystal structure and revision of chemical formula. Canadian Mineralogist 38, 809-816.

Burns, P.C., Roberts, A.C., Stirling, J.A.R., Criddle, A.J. & Feinglos, M.N. (2000): Dukeite, Bi3+24Cr86+O57(OH)6(H2O)3, a new mineral from Brejaúba, Minas Gerais, Brazil: Description and crystal structure. American Mineralogist 85, 1822-1827.

Burns, P.C., Pluth, J.J., Smith, J.V., Eng, P., Steele, I. & Housley, R.M. (2000): Quetzalcoatlite: New octahedral-tetrahedral structure from 5-micrometer crystal at the Advanced Photon Source-GSE-CARS facility. American Mineralogist 85, 604-607.

Burns, P.C. (2000): A new uranyl phosphate chain in the structure of parsonsite. American Mineralogist 85, 801-805.

Burns, P.C. & Hill, F.C. (2000): Implications of the synthesis and structure of the Sr analogue of curite. Canadian Mineralogist 38, 175-182.

Li, Y. & Burns, P.C. (2000): A new rare-earth element uranyl carbonate sheet in the structure of bijvoetite-(Y). Canadian Mineralogist 38, 153-162.

Burns, P.C., Smith, J.V. & Steele, I. (2000): Arizona porphyry copper/hydrothermal deposits I. The structure of chenevixite and luetheite. Mineralogical Magazine 64, 25-30.

Fayek, M., Burns, P.C., Guo, Y.X. & Ewing, R.C. (2000): Micro-structures associated with uraninite alteration. Journal of Nuclear Materials 277, 204-210.

Mitchell, R.H., Burns, P.C. & Chakhmouradian, A.R. (2000): The crystal structures of loparite-(Ce). Canadian Mineralogist 38, 145-152.

Burns, P.C. & Hill, F.C. (2000): A new uranyl sheet in K5[(UO2)10O8(OH)9](H2O): New insights into sheet anion-topologies. Canadian Mineralogist 38, 163-174.

Krivovichev, S.V., Kir’yanova, E.V., Filatov, S.K. & Burns, P.C. (2000) b-K2Cr2O7. Acta Crystallographica C56, 629-630.

Fouke, B.W., Farmer, J.D., Des Marais, D.J., Pratt, L., Sturchio, N.C., Burns, P.C. & Discipulo, M.K. (2000): Depositional facies and aqueous-solid geochemistry of travertine-depositing hot springs (Angel Terrace, Mammoth Hot Springs, Yellowstone National Park, USA). Journal of Sedimentary Research 70, 565-585.

Mitchell, R.H., Yakovenchuk, V.N., Chakhmouradian, A.R., Burns, P.C. & Pakhomovsky, Y.A. (2000): Henrymeyerite, a new hollandite-group Ba-Fe titanite from Kovdor, Russia. Canadian Mineralogist 38, 617-626.

Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of uranyl molybdates. I. The structure and formula of umohoite. Canadian Mineralogist 38, 717-726.

Li, Y. & Burns, P.C. (2000): Investigations of crystal-chemical variation in lead uranyl oxide hydrates. I. Curite. Canadian Mineralogist 38, 727-735.

Li, Y. & Burns, P.C. (2000): Investigations of crystal-chemical variation in lead uranyl oxide hydrates. II. Fourmarierite. Canadian Mineralogist 38, 737-749.

Li, Y. & Burns, P.C. (2000): Refinement of the structure of bandylite. Canadian Mineralogist 38, 713-715.

Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of basic lead carbonates. I. Crystal structure of synthetic shannonite, Pb2O(CO3). Mineralogical Magazine 64, 1043-1048.

Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of lead carbonates. II. Crystal structure and formula of synthetic "plumbonacrite". Mineralogical Magazine 64, 1049-1055.

Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of basic lead carbonates. III. Crystal structures of Pb3O2(CO3) and NaPb2(OH)(CO3)2. Mineralogical Magazine 64, 1056-1066.

Li, Yaping, Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of lead oxide hydrate nitrates. I. The crystal structure of [Pb6O4](OH)(NO3)(CO3). Journal of Solid State Chemistry 153, 365-370.

Cahill, C.L. & Burns, P.C. (2000): The structure of agrinierite: A Sr-containing uranyl oxide hydrate mineral. American Mineralogist 85, 1294-1297.

Burns, P.C., Olson, R.A., Finch, R.J., Hanchar, J.M. and Thibault, Y. (2000): KNa3(UO2)2(Si4O10)2(H2O)4, a new compound formed during vapor hydration of an actinide-bearing borosilicate waste glass. Journal of Nuclear Materials 278, 290-300.

Chen, Fanrong, Burns, P.C. & Ewing, R.C. (2000): Near-field behavior of 99Tc during the oxidative alteration of spent nuclear fuel. Journal of Nuclear Materials 278, 225-232.

Chakhmourdian, A.R., Mitchell, R.H. & Burns, P.C. (2000): The A-site deficient ordered perovskite Th0.250.75NbO3: A re-investigation. Journal of Alloys and Compounds 307, 149-156.

Li, Y., Krivovichev, S.V. & Burns, P.C. (2000): The crystal structure of thornasite, Na12Th3[Si8O19]4(H2O)18: a novel interrupted silicate framework. American Mineralogist 85, 1521-1525.

Burns, P.C. (1999): The crystal chemistry of uranium. Reviews in Mineralogy 38, 23-90.

Burns, P.C. (1999): Cs boltwoodite obtained by ion exchange from single crystals: Implications for radionuclide release in a nuclear repository. Journal of Nuclear Materials 265, 218-223.

Burns, P.C. & Finch, R.J. (1999): Wyartite: crystallographic evidence for the first pentavalent-uranium mineral. American Mineralogist 84, 1456-1460.

Burns, P.C. (1999): A new sheet complex of uranyl polyhedra in the structure of wölsendorfite. American Mineralogist 84, 1661-1673.

Burns, P.C. & Hanchar, J.M. (1999): The structure of masuyite, Pb[(UO2)3O3(OH)2](H2O)3, and its relationship to protasite. Canadian Mineralogist 37, 1483-1491.

Burns, P.C. (1999): The crystal structure of edoylerite determined from a microcrystal. Canadian Mineralogist 37, 113-118.

Chen, Fanrong, Burns, P.C. & Ewing, R.C. (1999): 79Se: Geochemical and crystallo-chemical retardation mechanisms. Journal of Nuclear Materials 275, 81-94.

Grice, J.D., Burns, P.C. & Hawthorne, F.C. (1998): Borate minerals II: A hierarchy of structures based upon the borate fundamental building block. Canadian Mineralogist, 37, 731-762.

Hill, F.C. & Burns, P.C. (1999): Structure of a synthetic Cs uranyl oxide hydrate and its relationship to compreignacite. Canadian Mineralogist 37, 1283-1288.

Burns, P.C. (1998): CCD X-ray area detectors applied to the analysis of mineral structures. Canadian Mineralogist 36, 847-853.
Burns, P.C. (1998): The structure of boltwoodite and implications of solid-solution towards sodium boltwoodite. Canadian Mineralogist 36, 1069-1075.

Burns, P.C. (1998): The structure of compreignacite, K2[(UO2)3O2(OH)3]2(H2O)7. Canadian Mineralogist 36, 1061-1067.

Burns, P.C. (1998): The structure of richetite, a rare lead uranyl oxide hydrate. Canadian Mineralogist 36, 187-199.

Burns, P.C., Roberts, A.C. & Nikischer, A.J. (1998): The crystal structure of Ca[Zn8(SO4)2(OH)12Cl2](H2O)9, a new phase from slag dumps at Val Varenna, Italy. European Journal of Mineralogy 10, 923-930.

Burns, P.C. (1998): The crystal structure of szenicsite, Cu3MoO4(OH)4. Mineralogical Magazine 62, 461-469.

Novak, M., Burns, P.C. & Morgan, G.B. VI (1998): Fluorine variations in hambergite from granitic pegmatites. Canadian Mineralogist 36, 441-446.

Mitchell, R.H., Choi, J.B., Hawthorne, F.C., McCammon, C.A. & Burns, P.C. (1998): Latrappite: A re-investigation. Canadian Mineralogist 36, 107-116.

Burns, P.C. (1997): A new uranyl oxide hydrate sheet in the structure of vandendriesscheite: Implications for mineral paragenesis and the corrosion of spent nuclear fuel. American Mineralogist 82, 1176-1186.

Burns, P.C., Ewing, R.C. & Hawthorne, F.C. (1997): The crystal chemistry of hexavalent uranium: Polyhedral geometries, bond-valence parameters, and polymerization of polyhedra. Canadian Mineralogist 35, 1551-1570.

Burns, P.C., Ewing, R.C. & Miller, M.L. (1997): Incorporation mechanisms of actinide elements into the structures of U6+ phases formed during the oxidation of spent nuclear fuel. Journal of Nuclear Materials 245, 1-9.

Burns, P.C., Finch, R.J., Hawthorne, F.C., Miller, M.L., & Ewing, R.C. (1997): The crystal structure of ianthinite, [U4+2(UO2)4O6(OH)4(H2O)4](H2O)5: A possible phase for Pu4+ incorporation during the oxidation of spent nuclear fuel. Journal of Nuclear Materials 249, 199-206.

Burns, P.C. & Carpenter, M.A. (1997): Phase transitions in the series boracite-trembathite-congolite: An infrared spectroscopic study. Canadian Mineralogist 35, 189-202.

Burns, P.C., Hawthorne, F.C., Libowitsky, E., Bordes, N. & Ewing, R.C. (1997): Donathite discredited: a mixture of two spinels. Neues Jahrbuch für Mineralogie Monatshefte, 163-174.

Hawthorne, F.C. & Burns, P.C. (1997): The crystal structure of jørgensenite. Canadian Mineralogist 35, 1509-1514.

Pauly, H., Hawthorne, F.C., Burns, P.C. & Della Ventura, G. (1997): Jørgensenite: Na2(Sr,Ba)14Na2Al12F64(OH,F)4, a new aluminofluoride mineral from Ivigtut, Greenland. Canadian Mineralogist 35, 175-179.

Burns, P.C., Miller, M.L. & Ewing, R.C. (1996): U6+ minerals and inorganic phases: a comparison and hierarchy of structures. Canadian Mineralogist 34, 845-880.

Burns, P.C. & Carpenter, M.A. (1996): Phase transitions in the series boracite-trembathite-congolite: phase relations. Canadian Mineralogist 34, 881-892.

Burns, P.C., Hawthorne, F.C., Hofmeister, A.M. & Moret, S.L. (1996): A structural phase-transition in K(Mg1-xCux)F3 perovskite. Physics and Chemistry of Minerals 23, 141-150.

Burns, P.C. & Hawthorne, F.C. (1996): Static and dynamic Jahn-Teller effects in Cu2+ oxysalts. Canadian Mineralogist 34, 1089-1105.

Hawthorne, F.C., Burns, P.C. & Grice, J.D. (1996): The crystal chemistry of boron. Mineralogical Society of America Reviews in Mineralogy 33, 41-115.

Miller, M.L., Finch, R.J., Burns, P.C., & Ewing, R.C. (1996): Description and classification of uranium oxide hydrate sheet topologies. Journal of Materials Research 11, 3048-3056.

Burns, P.C. (1995): Borate clusters and fundamental building blocks containing four polyhedra: Why few clusters are utilized as fundamental building blocks. Canadian Mineralogist 33, 1167-1176.

Burns, P.C., Novak, M. & Hawthorne, F.C. (1995): Fluorine-hydroxyl variation in hambergite: A crystal-structure study. Canadian Mineralogist 33, 1205-1213.

Burns, P.C., Grice, J.D. & Hawthorne, F.C. (1995): Borate minerals I: polyhedral clusters and fundamental building blocks. Canadian Mineralogist 33, 1131-1151.

Burns, P.C. & Hawthorne, F.C. (1995): Coordination-geometry structural pathways in Cu2+ oxysalt minerals. Canadian Mineralogist 33, 889-905. Translated into Chinese (1996) in Journal of Geoscience Translations 4.

Burns, P.C. & Hawthorne, F.C. (1995): Mixed-ligand Cu2+?6 octahedra in minerals: Observed stereochemistry and Hartree-Fock calculations. Canadian Mineralogist 33, 1177-1188.

Burns, P.C. (1995): X-ray powder diffraction data for the identification of boracite-type minerals. Powder Diffraction 10, 250-260.

Burns, P.C., Cooper, M.A. & Hawthorne, F.C. (1995): Parakhinite, Cu2+3PbTe6+O6(OH)2: Crystal structure and revision of chemical formula. Canadian Mineralogist 33, 33-40.

Burns, P.C. & Hawthorne, F.C. (1995): Hydrogen bonding in borcarite, an unusual borate-carbonate mineral. Mineralogical Magazine 59, 297-304 .

Burns, P.C. & Hawthorne, F.C. (1995): The crystal structure of sinkankasite, a complex heteropolyhedral sheet mineral. American Mineralogist 80, 620-627.

Burns, P.C., Cooper, M.A. & Hawthorne, F.C. (1995): Claringbullite: a Cu2+ oxysalt with Cu2+ in trigonal-prismatic coordination. Canadian Mineralogist 33, 633-639.

Burns, P.C. & Hawthorne, F.C. (1995): Rietveld refinement of the crystal structure of olivenite: a twinned monoclinic structure. Canadian Mineralogist 33, 885-888.

Burns, P.C., MacDonald, D.J. & Hawthorne, F.C. (1994): The crystal chemistry of manganese-bearing elbaite. Canadian Mineralogist 32, 31-41.

Burns, P.C. & Hawthorne, F.C. (1994): Structure and hydrogen bonding in preobrazhenskite, a complex heteropolyhedral borate. Canadian Mineralogist 32, 387-396.

Burns, P.C., Cooper, M.A. & Hawthorne, F.C. (1994): Jahn-Teller distorted Mn3+O6 octahedra in fredrikssonite, the fourth polymorph of Mg2Mn3+(BO3)O2. Canadian Mineralogist 32, 397-403.

Burns, P.C. & Hawthorne, F.C. (1994): Refinement of the structure of hilgardite-1A. Acta Crystallographica C50, 653-655.
Burns, P.C. & Hawthorne, F.C. (1994): The crystal structure of humberstonite, a mixed sulfate-nitrate mineral. Canadian Mineralogist 32, 381-385.

Burns, P.C. & Hawthorne, F.C. (1994): Structure and hydrogen bonding in inderborite, a heteropolyhedral sheet structure. Canadian Mineralogist 32, 533-539.

Burns, P.C. & Hawthorne, F.C. (1994): Kaliborite: an example of a crystallographically symmetrical hydrogen bond. Canadian Mineralogist 32, 885-894.

Burns, P.C. & Hawthorne, F.C. (1994): Hydrogen bonding in tunellite. Canadian Mineralogist 32, 895-902.

Grice, J.D., Burns, P.C. & Hawthorne, F.C. (1994): Determination of the megastructures of the borate polymorphs, pringleite and ruitenbergite. Canadian Mineralogist 32, 1-14.

Boschmann, K., Burns, P.C., Hawthorne, F.C., Raudsepp, M. and Turnock, A.C. (1994): A-site disorder in synthetic fluor-edenite, a crystal structure study. Canadian Mineralogist 32, 21-30.

Burns, P.C. & Hawthorne, F.C. (1993): Edge-sharing Mn2+O4 tetrahedra in the structure of akatoreite, Mn2+9Al2Si8O24(OH)8. Canadian Mineralogist 31, 321-329.

Burns, P.C. & Hawthorne, F.C. (1993): Hydrogen positions in colemanite: an X-ray and structure energy study. Canadian Mineralogist 31, 297-304.

Burns, P.C. & Hawthorne, F.C. (1993): The crystal structure of dietzeite, Ca2(IO3)2CrO4.H2O, a heteropolyhedral framework structure. Canadian Mineralogist 31, 313-319.

Burns, P.C. & Hawthorne, F.C. (1993): Tolbachite, CuCl2, the first example of Cu2+ octahedrally coordinated by Cl-.
American Mineralogist 78, 187-189.

Burns, P.C. & Hawthorne, F.C. (1993): Hydrogen positions in meyerhofferite: an X-ray and structure energy study. Canadian Mineralogist 31, 305-312.

Burns, P.C., Hawthorne, F.C., MacDonald, D.J., Della Ventura, G. &Parodi, G.C. (1993): The crystal structure of stillwellite. Canadian Mineralgist 31, 147-152.

Burns, P.C. & Hawthorne, F.C. (1993): Rietveld refinement of the crystal structure of a-CoSO4. Powder Diffraction 8, 54-56.

Hawthorne, F.C., MacDonald, D.J. & Burns, P.C. (1993): Reassignment of cation site-occupancies in tourmaline: Al/Mg disorder in the crystal structure of dravite. American Mineralogist 78, 265-270.

Roberts, A.C., Stirling, J.A.R., Grice, J.D., Burns, P.C., Roulston, B.V. & Jambor, J.L. (1993): Pringleite and ruitenbergite, two new polymorphs of Ca9B36O34(OH)24Cl4.13H2O, from Sussex, New Brunswick. Canadian Mineralogist 31, 795-800.

Burns, P.C., Hawthorne, F.C. & Stirling, J.A.R. (1992): Trembathite, (Mg,Fe)3B7O13Cl, a new borate mineral from the Salt Springs potash deposit, Sussex, New Brunswick. Canadian Mineralogist. 30, 445-448.

Burns, P.C., Eby, R.K. & Hawthorne, F.C. (1991): Liroconite, Cu2Al(AsO4)(OH)4(H2O)4, a heteropolyhedral framework oxysalt mineral. Acta Crystallographica C47, 916-919.

Burns, P.C. & Hawthorne, F.C. (1991): Rietveld refinement of the crystal structure of CuF2. Powder Diffraction 6, 156-158.

Sherriff, B.L., Fleet, M.E., & Burns, P.C. (1991): Tetrahedral site ordering in synthetic gallium albite; a 29Si MAS NMR Study. Journal of Solid State Chemistry 94, 52-58.

Burns, P.C. & Fleet, M.E. (1990): Unit-cell dimensions and tetrahedral-site ordering in synthetic gallium albite (NaGaSi3O8). Physics and Chemistry of Minerals 17, 108-116.

Fleet, M.E. & Burns, P.C. (1990): Structure and twinning of cobaltite. Canadian Mineralogist 28, 719-724.

Refereed Symposium Proceedings
Chen, F., Burns, P.C., & Ewing, R.C. (1998): 79Se: Geochemical and crystallo-chemical retardation
mechanisms. The Scientific Basis for Nuclear Waste Management XX. MRS Proceedings, 556, 1115-1122.

Burns, P.C., Ewing, R.C., Finch, R.J., Hawthorne, F.C. & Miller, M.L. (1997): The crystal structure of ianthinite, a mixed-valence uranium oxide hydrate. The Scientific Basis for Nuclear Waste Management XX. MRS Proceedings V465.

Miller, M.L., Burns, P.C., Ewing, R.C. & Finch, R.J. (1997): Transuranium element incorporation into the b-U3O8 uranyl sheet.
The Scientific Basis for Nuclear Waste Management XX. MRS Proceedings V465.

Miller, M.L., Finch, R.J., Burns, P.C. & Ewing, R.C. (1995): Description and classification of uranium oxide hydrate sheet topologies.
The Scientific Basis for Nuclear Waste Management XIX. W.M. Murphy & D.A. Knecht (eds.), MRS Proceedings V412.

Refereed Conference Abstracts
Burns, P.C. (2001): Structures of uranyl minerals and compounds containing tetrahedrally coordinated hexavalent cations.
Goldschmidt Conference (invited, accepted).

Hoskin, P.W.O. & Burns, P.C. (2001): Experimental evidence for retardation of 135Cs mobility in a nuclear repository by ion exchange into compreignacite. Goldschmidt Conference (accepted).

Locock, A.J. & Burns, P.C. (2001): Investigations of the autunite and meta-autunite groups: Crystal structure refinements of synthetic zeunerite, metatorbernite, trögerite and chernikovite. Goldschmidt Conference (accepted).

Burns, P.C. (2000): Mineralogy: where we are and where we're going. Geoscience 2000 (Invited, Calgary).

Li, Y., Krivovichev, S.V. & Burns, P.C. (2000): The structure of Na4(UO2)(CO3)3 and the environmental importance of uranyl carbonates. AGU (Washington).

Scott, S.M. & Burns, P.C. (2000): A single-crystal study of ion exchange in compreignacite. AGU (Washington).

Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of uranyl molybdates: review of new structures studied using CCD detector.
AGU (Washington).

Krivovichev, S.V. & Burns, P.C. (2000): Crystal chemistry of lead oxide carbonates. AGU (Washington).

Cahill, C.L., Krivovichev, S.V., Burns, P.C., Bekenova, G.K. & Shabanova, T.A. (2000): The crystal structure of mitryaevaite, Al5(PO4)2[H((P,S)O4)2]F2(OH)2(H2O)8.6.58H2O, determined from a microcrystal using synchrotron radiation. AGU (Washington).

Cahill, C.L., Krivovichev, S.V, & Burns, P.C., (2000): Novel open-framework uranyl molybdates. Abstracts of Papers of the American Chemical Society, 220: 463-INOR.

Jensen, K.A., Ewing, R.C. & Burns, P.C. (2000): The role of sulfates during supergene weathering in the Oklo-Okélobondo uranium deposit. GSA (Reno).

Burns, P.C., Hill, F.C., Finch, R.J. & Olson, R.A. (1999): Radionuclide retardation in uranyl silicate forming in a geological repository for nuclear waste. GSA (Denver).

Burns, P.C. (1999): Wölsendorfite, a masterpiece of structural complexity. GAC-MAC (Sudbury).

Burns, P.C. & Finch, R.J. (1999): The structure of wyartite: Crystallographic evidence for the first pentavalent-uranium mineral.
GAC-MAC (Sudbury).

Cahill, C.L. & Burns, P.C. (1999): The structure of agrinierite: a K-Ca-Sr uranyl oxide hydrate sheet of the a-U3O8 type. GSA (Denver).

Li, Yaping & Burns, P.C. (1999): A new REE-bearing uranyl carbonate sheet in the structure of bijvoetite. GSA (Denver).

Jackson, J.M. & Burns, P.C. (1999): The structure of weeksite: a potassium uranyl silicate hydrate. GSA (Denver).

Hill, F.C. & Burns, P.C. (1999): Cs ion exchange in boltwoodite. GSA (Denver).

Li, Yaping & Burns, P.C. (1999): A single-crystal X-ray diffraction study of the crystal chemistry of curite. GAC-MAC (Sudbury).

Hill, F.C. & Burns, P.C. (1999): The importance of uranyl silicates for the disposal of nuclear waste. GAC-MAC (Sudbury).

Percival, J.B., Burns, P.C., Roberts, A.C., Hannington, M.D. & Herzig, P.M. (1999): Alacranite: a new occurrence and determination of the crystal structure. GAC-MAC (Sudbury).

Burns, P.C. & F.C. Hill (1998): Crystal Structures of Micro-Crystals Using Sealed-Tube X-ray Sources: Pushing the Envelope.
ACA (Washington).

Burns, P.C. (1998): Topological aspects of uranyl mineral structures. IMA (Invited, Toronto).

Hill, F.C. & Burns, P.C. (1998): Investigations of the crystal chemistry of uranyl oxide hydrates. IMA (Toronto).

Hill, F.C. & Burns, P.C. (1998): Chemical and structural diversity in the uranyl oxide hydrate system. GSA (Toronto).

Finch, R.J., Hanchar, J.M., Hoskin, P.W.O. & Burns, P.C. (1998): Rare earth elements in synthetic zircon: the roles of P and Li. GSA (Toronto).
Burns, P.C. & Carpenter, M.A. (1996): Phase transitions in the series boracite-congolite-trembathite. GAC-MAC (Winnipeg) A15.

Burns, P.C., Miller, M.L. & Ewing, R.C. (1996): A structural hierarchy of uranyl phases: applications to the disposal of spent nuclear fuel. GSA (Denver).

Fayek, M., Burns, P.C., Guo, Y. & Ewing, R.C. (1996): Mirco-structures and geochemical consequences associated with uraninite alteration. GSA (Denver).

Miller, M.L., Burns, P.C. & Ewing, R.C. (1996): Transuranium element incorporation into the beta-triuranium octaoxide uranyl sheet. GSA (Denver).

Burns, P.C., Miller, M.L. & Ewing, R.C. (1996): A structural hierarchy of uranyl-bearing minerals. GAC-MAC (Winnipeg) A15.

J.D., Burns, P.C. & Hawthorne, F.C. (1996): Borate minerals: Structural classification. GAC-MAC (Winnipeg) A38.

Miller, M.L., Burns, P.C. & Ewing, R.C. (1996): The P-R-arrowhead expansion series: Classification of uranyl sheet anion topologies based on the stacking of structural chains. GAC-MAC (Winnipeg) A66.

Burns, P.C. & Hawthorne, F.C. (1994): Crystallographically symmetric hydrogen bonds in the structures of preobrazhenskite and kaliborite. GAC-MAC (Waterloo) V19.

Hawthorne, F.C. & Burns, P.C. (1994): The crystal chemistry of boron. GSA (Seattle).

Burns, P.C. & Hawthorne, F.C. (1993): Akatoreite: a sorosilicate with edge-sharing Mn2+O4 tetrahedra. GAC-MAC (Edmonton) V18, A14.

Burns, P.C. & Hawthorne, F.C. (1993): Hydrogen bonding in meyerhofferite and colemanite: an X-ray and structure energy study.
GAC-MAC (Edmonton) V18, A14.

Burns, P.C., Hawthorne, F.C., MacDonald, D.J., Della Ventura, G.,& Parodi, G.C. (1992): Refinement of the crystal structure of stillwellite: an example of a ferroic phase transition. GAC-MAC (Wolfville) V17, A14.

Burns, P.C., MacDonald, D.J. & Hawthorne, F.C. (1992): The crystal chemistry of manganiferous elbaitic tourmalines: a crystal structure and electron microprobe study. GAC-MAC (Wolfville) V17, A14.

Hawthorne, F.C., MacDonald, D.J. & Burns, P.C. (1992): Reassignment of cation site-occupancies in tourmaline: Al/Mg disorder in the crystal structure of dravite. GAC-MAC (Wolfville) V17, A46.

Stirling, J.A.R., Roberts, A.G., Grice, J.D., Burns, P.C. & Roulston, B. (1992): New borate minerals from the Salt Springs potash deposit, Sussex, New Brunswick, Canada. GAC-MAC (Wolfville) V17, A105.

Burns, P.C. & Hawthorne, F.C. (1991): Crystal molecular orbital studies of the Jahn-Teller effect in copper compounds. GAC-MAC (Toronto) V16, A17.

Burns, P.C. & Hawthorne, F.C. (1991): Ab initio molecular orbital studies of copper oxysalt minerals. GAC-MAC (Toronto) V16, A17.

Burns, P.C. & Hawthorne, F.C. (1991): Copper oxysalt minerals: Jahn-Teller driven phase transitions. GSA-MSA (San Diego) V23.

Burns, P.C. & Hawthorne, F.C. (1990): Ab Initio molecular orbital studies of copper-oxygen polyhedra. GSA-MSA (Dallas) V22.

Burns, P.C. & Fleet, M. E. (1989): Tetrahedral-site ordering in gallium albite. GAC-MAC (Montreal) V15, A73.