Quartz, Calcite

Specimen ID: G9C-DA1

Quartz : SiO2
Calcite : CaCO3
Mindat locality:

Photo added to mindat.org

A hyaline quartz crystal, on calcite. Collection and photo of Gianfranco Ciccolini. Nikon D750, bellows, Scheider Kreuznach Componon 80 mm; f: 5.6. Focal using 7.
Gianfranco Ciccolini - 6th February 2019
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