Yellow Calcite
Calcium Carbonate (CaCO3)
Category
Browse metamorphic (localized) or sedimentary specimens identified by the Rock Identifier community.
Yellow Calcite
Calcium Carbonate (CaCO3)
Clear Quartz / Rock Crystal
Silicon Dioxide (SiO2)
Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Crystalline Silicon Dioxide (SiO2)
Yellow Calcite
Calcium Carbonate (CaCO3)
Garnet (Polished)
Nesosilicate (Group formula: X3Y2(SiO4)3)
Quartz
Silicon dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Blue Apatite
Apatite group (Ca5(PO4)3(F,Cl,OH))
Blue Calcite
Calcite (Calcium Carbonate, CaCO3)
Clear Quartz
Silicon Dioxide (SiO2)
Mixed Mineral and Fossil Collection
Multi-specimen assemblage (SiO2, CaCO3, FeS2, etc.)
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Gravel / Crushed Stone
Aggregate (mixed mineral rock fragments)
Pyrite
Iron Sulfide (FeS2)
Quartz fragment (Pebble)
Silicon Dioxide (SiO2)
Pyrite
Iron Pyrite (FeS2)
Common Opal
SiO2·nH2O (Hydrated Silicon Dioxide)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Mossy Rock
Mixed lithology rock with Bryophyta (moss)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Pink Feldspar
Potassium Feldspar (Microcline or Orthoclase), KAlSi3O8
Pyrite
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Quartz Pebble
Silicon Dioxide (SiO2)
Orange Calcite
Calcium Carbonate (CaCO3)
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrous ferric oxide)
Quartz Mineral
Silicon Dioxide (SiO2)
Hematite
Hematite (Α-Fe2O3)
Onyx Marble (Banded Calcite)
Calcite (Calcium Carbonate, CaCO3)
Blue Calcite
Calcium Carbonate (CaCO3)