The pyrochlore supergroup of minerals: nomenclature
A new scheme of nomenclature for the pyrochlore supergroup, approved by the CNMNC-IMA, is based on the ions at the A, B and Y sites. What has been referred to until now as the pyrochlore group should be referred to as the pyrochlore supergroup, and the subgroups should be changed to groups. Five groups are recommended, based on the atomic proportions of the B atoms Nb, Ta, Sb, Ti, and W. The recommended groups are pyrochlore, microlite, rom£ite, betafite, and elsmoreite, respectively. The new...[Show more]
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|Source:||The Canadian Mineralogist|
|01_Atencio_The_pyrochlore_supergroup_of_2010.pdf||1.89 MB||Adobe PDF||Request a copy|
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