Orange Calcite
Calcite (Calcium Carbonate - CaCO3)
mineral
Category
Sedimentary (Chemically Precipitated) Or Metamorphic
Browse sedimentary (chemically precipitated) or metamorphic specimens identified by the Rock Identifier community.
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Quartzite Pebble
Metamorphosed Quartz Sandstone (SiO2)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Quartzite
Metamorphic Quartzite
metamorphic
Quartzite
Metamorphic Quartzite
metamorphic
Quartzite
Quartzite (principally Silicon Dioxide, SiO2)
metamorphic
Pink Quartzite
Quartzite (primarily SiO2)
metamorphic
Quartzite Pebble
Quartzite (primarily SiO2)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Chert (Nodule)
Chert (Silicon Dioxide, SiO2)
sedimentary
Quartz (Peach/Orange variety)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Quartzite (or Ferruginous Quartzite)
Metamorphosed Quartz Sandstone (SiO2 with Fe2O3 impurities)
metamorphic
Banded Gneiss
Gneiss (quartz-feldspar-biotite metamorphic rock)
metamorphic
Red Ochre (Hematite-rich Clay)
Limonitic/Hematitic Claystone (Fe2O3 with clay minerals)
Sedimentary
Chert
Microcrystalline Quartz (SiO2)
sedimentary
Gold
Native Gold (Au)
mineral
Azurite Malachite (Mixed)
Azurite-Malachite; Azurite: Cu3(CO3)2(OH)2 / Malachite: Cu2CO3(OH)2
mineral
Graphite
Graphite (Native Carbon, C)
metamorphic
Agate (Carnelian/Chalcedony)
Silicon Dioxide (SiO2)
mineral
Specular Hematite (Specularite)
Hematite (Fe2O3)
mineral
Milky Quartz or Calcite Pebble
Silicon Dioxide (SiO2) or Calcium Carbonate (CaCO3)
mineral
Pyrite in Quartz
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Agate (Chalcedony)
Silicon Dioxide (SiO2)
mineral
White Marble
Recrystallized Calcite (CaCO3)
metamorphic
Chert (Jaspery variety)
Microcrystalline Quartz (SiO2)
sedimentary
Quartzite
Quartzite (primarily SiO2)
metamorphic
Yellow Jasper
Cryptocrystalline Quartz (SiO2) with iron inclusions
sedimentary
Pyrite (Fools Gold)
Iron Sulfide (FeS2)
mineral
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Quartzite
Quartzite (SiO2)
metamorphic
Jasper with Quartz Vein
Microcrystalline quartz (SiO2) with impurities
sedimentary
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Carnelian
Silicon Dioxide (Quartz variety), SiO2
mineral
Quartz Geode
Silicon dioxide (SiO2)
sedimentary
Quartz Crystal (Rough)
Silicon Dioxide (SiO2)
mineral
Flint / Chert (or fossiliferous nodule)
Microcrystalline quartz (SiO2)
sedimentary
Chert (with Quartz veins)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Limestone Nodule)
Silicon Dioxide (SiO2)
sedimentary