Orange Calcite
Calcium Carbonate (CaCO3)
Category
Browse mineral (gemstone variety of beryl) specimens identified by the Rock Identifier community.
Orange Calcite
Calcium Carbonate (CaCO3)
Blue-dyed banded agate
Microcrystalline quartz (SiO₂), chalcedony variety
Amazonite
Microcline (variety Amazonite) - K(AlSi3O8)
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Carnelian Agate
Silicon dioxide (SiO2) - Chalcedony variety
Blue Lace Agate
Chalcedony (cryptocrystalline variety of Quartz), SiO2
Fancy Jasper
Silicon Dioxide (SiO₂)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Red Jasper (Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
Moss Agate
Chalcedony (SiO2) with inclusions of manganese or iron oxide
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Quartz
Silicon Dioxide (SiO2)
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with fibrous inclusions (commonly Dumortierite)
Banded Agate (Jasper-Agate)
Silicon Dioxide (SiO2) - Chalcedony Variety
Blue Lace Agate
Silicon Dioxide (SiO₂), a variety of Chalcedony
Carnelian
Carnelian (a variety of Chalcedony, SiO2)
Carnelian
Carnelian (a variety of Chalcedony, SiO2)
Amethyst quartz cluster
Quartz, SiO₂; purple coloration from iron impurities and irradiation
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Smoky quartz fragment
Quartz, silicon dioxide (SiO₂), smoky variety
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Blue Lace Agate
Chalcedony (SiO2) with trace impurities
Sodalite
Na8(Al6Si6O24)Cl2
Chalcedony on Matrix (Botryoidal Agate)
Silicon Dioxide (SiO2)
Jasper with Agate Inclusions
Jasper (Silicon Dioxide, SiO2) with Chalcedony/Agate
Quartz (Citrine or Smoky variety)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Blue Lace Agate
Chalcedony (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Larimar
Pectolite (Blue variety), NaCa2Si3O10(OH)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Quartz (Milky or Smoky Quartz)
Silicon Dioxide (SiO2)
Citrine
Yellow Quartz (SiO2)
Red Jasper
Silicon dioxide (SiO2)
Epidote in Basalt
Epidotized Basalt (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH) in Mafic Igneous Host)
Banded Agate
Agate (Cryptocrystalline variety of Quartz, SiO2)
Blue Chalcedony
Chalcedony (a cryptocrystalline variety of Quartz - SiO₂)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Orangey-Yellow variety)
Silicon Dioxide (SiO2)