Orange Calcite
Calcium Carbonate (CaCO3)
Category
Browse mineral, specifically a variety of quartz specimens identified by the Rock Identifier community.
Orange Calcite
Calcium Carbonate (CaCO3)
Jasper (likely Polychrome or Desert Jasper)
Silicon Dioxide (SiO2) with impurities
Chert / Jasper
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine appearance)
Silicon Dioxide (SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with iron inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Biotite on Quartz
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2) and Quartz (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Mushroom Carving
Quartz (Silicon Dioxide, SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz with inclusions
Silicon Dioxide (SiO2)
Buffalo Nickel (Indian Head Nickel)
Cupronickel (75% Copper, 25% Nickel)
Green Chert (Jasper)
Silicon Dioxide (SiO2)
Amazonite
Amazonite (K[AlSi3O8])
Sandstone
Arenite (specifically Quartz Arenite)
Dalmatian Jasper
Peralkaline Quartz-Feldspar Rock with Arfvedsonite
Citrine Quartz
Silicon Dioxide (SiO2)
Green Aventurine
Quartz with fuchsite inclusions (SiO2)
Quartz (Druzy or Crystalline)
Silicon Dioxide (SiO2)
Druzy Agate (specifically Black Druzy Agate)
Silicon Dioxide (SiO2)
Lake Superior Agate
Cryptocrystalline Quartz (SiO2)
Carnelian (Red Chalcedony)
Silicon Dioxide (SiO2)
Jasper (Red Jasper)
Jasper (Silicon Dioxide, SiO2)
Dendritic Agate or Moss Agate Nodules (Septarian-like)
Chalcedony with mineral inclusions (SiO2)
Epidosite with Quartz (Unakite-variant or Jasper)
Epidotized Metasomatite
White Quartz Pebble
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with goethite or limonite inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Crazy Lace Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
Yellow Jasper / Chert
Silicon Dioxide (SiO2) with Goethite or Limonite inclusions
Green Aventurine
Quartz with Fuchsite inclusions (SiO2)
Amazonite
Microcline (variety of Potassium Feldspar), KAlSi3O8
Moonstone (specifically Rainbow Moonstone / White Labradorite)
White Labradorite (Feldspar Group: (Na,Ca)(Al,Si)4O8)
Aquamarine
Beryl (Be3Al2Si6O18), specifically the blue-green variety
Aquamarine
Beryl (Be3Al2Si6O18), specifically the blue-green variety