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Calcite
Calcite Prachovice, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Quartz (var. smoky)
Quartz (var. smoky) Bor u Drhovic, Czech Republic
Calcite
Calcite Prachovice, Czech Republic
Calcite
Calcite Prachovice, Czech Republic
Calcite
Calcite Prachovice, Czech Republic
Calcite
Calcite Prachovice, Czech Republic
Calcite
Calcite Prachovice, Czech Republic
Calcite
Calcite Prachovice, Czech Republic
Tridymite
Tridymite Bánov - Hrad, Czech Republic
Cristoballite, Tridymite
Cristoballite, Tridymite Bánov - Hrad, Czech Republic
Pyrolusite, Tridymite
Pyrolusite, Tridymite Bánov - Hrad, Czech Republic
Tridymite
Tridymite Bánov - Hrad, Czech Republic
Quartz (var. chalcedony)
Quartz (var. chalcedony) Bánov - Skalky II, Czech Republic
Quartz (var. chalcedony)
Quartz (var. chalcedony) Bánov - Skalky II, Czech Republic
Tridymite
Tridymite Bánov - Hrad, Czech Republic
Cristoballite, Tridymite
Cristoballite, Tridymite Bánov - Hrad, Czech Republic
Quartz (var. chalcedony)
Quartz (var. chalcedony) Bánov - Skalky II, Czech Republic

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