Chegemite, Hydrogarnet, Larnite, Rondorfite

Specimen ID: LPF-PJR

Mineral(s)
Chegemite : Ca7(SiO4)3(OH)2
Larnite : Ca2SiO4
Rondorfite : Ca8Mg(SiO4)4Cl2
Locality
As recorded:
Xenolith no. 1, Lakargi Mountain, Upper Chegem volcanic caldera, Baksan Valley, Kabardino-Balkaria, Russia
Mindat locality:
Dimensions
5.5cm x 4cm x 1cm
Certificates
Events

Photo added to mindat.org

Very large monograins (3.5x2.5 cm the right and 2x1.5 cm the left) of light-pink Chegemite in skarn matrix from the type locality. Rock between chegemite grains is composed by yellowish part of mainly hydrogarnet composition (katoite and wadalite) and white Larnite part. Invisible by unequiped eye but bright red fluorescent under SW UV dessiminated Rondorfite grains also presents. Specimen size is 5.5x4x1 cm. Collected by Alexandr E. Zadov in August 2009. Pavel M. Kartashov collection and photo.
Pavel Kartashov - 19th October 2009
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