Hyalite and Carbonate-Rich Fluorapatite on MatrixLocality: Valeč, Doupov, Karlovy Vary Region,
Hyalite and Carbonate-Rich Fluorapatite on MatrixLocality: Valeč, Doupov, Karlovy Vary Region, Czech RepublicMatrix is Augite Leucitic Tephrite +/- Magnetite -- source link
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