 | Mills, S. J., Whitfield, P. S., Wilson, S. A., Woodhouse, J. N., Dipple, G. M., Raudsepp, M., Francis, C. A. (2011) The crystal structure of stichtite, re-examination of barbertonite, and the nature of polytypism in MgCr hydrotalcites. American Mineralogist, 96 (1) 179-187 doi:10.2138/am.2011.3531 | Journal (article/letter/editorial) | | Columbia, Vancouver, British Columbia V6T 1Z4, Canada 2 Institute for Chemical Process and Environmental...National Research Council of Canada, Montréal Road, Ottawa, Ontario K1A 0R6, Canada 3 Harvard Mineralogical...Mg6Cr2CO3(OH)16∙4H2O, from the Kaapsehoop asbestos mine, South Africa, have been studied by powder X-ray...Stichtite Hill crystallizes in the rhombohedral space group R3m, with unitcell parameters a = 3.09575(3) and...from the Kaapsehoop asbestos mine crystallizes in the hexagonal space group P63/mmc. The co-type specimens |  | | Journal (article/letter/editorial) | | earth’s ß 2014 Institute of Materials, Minerals and Mining and The AusIMM Published by Maney on behalf of...serpentine group, commonly lizardite, chemical formula Mg3Si2O5(OH)4 (Mg content y25%) amphibole group, commonly...magmatic differentiation and association with platinum group minerals. Layered igneous intrusions The datasets...They were platinum group mineral (PGM) resources complied by Natural Resources Canada (NRCAN) (2012) and...resources. However, their study only considered existing mine sites rather than total global resources. For both |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | All rights reserved. Published simultaneously in Canada. Reproduction or translation or any part of this...Ercit: Canadian Museum of Nature, Ottawa, Ontario, Canada. Richard C. Erd: U.S.G.S., Menlo Park, California...Species containing more than one anion or anion group may be assigned to a separate class or may be assigned...specifies the atomic (cation to anion, or to anion group) ratio for the mineral. This and the remaining numbers...appropriate Dana number. When recognized, membership in a group is noted. Occasionally, the phrase “an inadequately |  | | Journal (article/letter/editorial) | | University of Western Ontario, London, Ontario, Canada (mlengke@uwo.ca) The role of filamentous cyanobacteria...exception appears to be the enstatite chondrite EL group whose falls have a mean La/Sm abundance ratio of...chondrites seem to be members of the same chondrite group as EL6: relative to EH enstatite chondrites they...conditions confirm that the HP-polymorph has a Pī space group. The experiment is in progress but no further phase-transition...spinels allows separating them into two groups. Group 1 show typical characteristics for MORB host rocks |
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