The information given here is provided by the Commission on New Minerals and Mineral Names (CNMMN), International Mineralogical Association (IMA), for comparative purposes and as a service to mineralogists working on new species. Each mineral is described in the following format:

IMA Number

Chemical Formula (any relationship to other minerals; structure analysis)

Crystal system, space group unit-cell parameters

Color; luster; diaphaneity

Optical properties

Strongest lines in the X-ray powder-diffraction pattern [d in Å(I)]

The names of these approved species are considered confidential information until the authors have published their descriptions or released information themselves. No other information will be...

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