Greenschist
Chlorite schist
metamorphic
Category
Metamorphic Rock (For Both Nephrite And Jadeite)
Browse metamorphic rock (for both nephrite and jadeite) specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Tiger's Eye
Silicon Dioxide (SiO2) with Limonite/Goethite pseudomorphs after Crocidolite
Mineral
Gneiss (Banded Gneiss)
Gneiss
metamorphic
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Tree Agate (Dendritic Agate)
Silicon Dioxide (SiO2) with Manganese/Iron inclusions
mineral
Yellow Quartz (Citrine Quartz Pebble)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
mineral
Mica Schist
Mica Schist (primarily Muscovite and/or Biotite composition)
metamorphic
Green Slate (Greenstone)
Metamorphic shale (varied composition)
metamorphic
Garnet Schist
Garnetiferous Mica Schist
metamorphic
Peach Aventurine
Quartz variety (SiO2 + Hematite/Goethite inclusions)
mineral
Green Adventurine
SiO2 (Silicon Dioxide with inclusions of Fuchsite mica)
mineral
Pyrite in Matrix (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Assorted Semi-Precious Gemstone Crosses
Quartz, Silicates, Carbonates (various)
mineral
Citrine
Citrine (Silicon Dioxide - SiO2)
mineral
Tumbled Moonstone
Feldspar (Orthoclase/Albite), KAlSi3O8
mineral
Quartzite
Metamorphic Quartz (SiO2)
metamorphic
Blue Quartz (potentially Dumortierite-included)
Silicon Dioxide (SiO2) with inclusions
mineral
Milky Quartz (with Chlorite/Mineral Inclusions)
Silicon Dioxide (SiO2)
mineral
Amethyst
Quartz (Silicon Dioxide, SiO2) with iron impurities
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Biotite (Black Mica)
K(Mg,Fe)3AlSi3O10(OH,F)2
mineral
Anthracite Coal
Anthracite (Carbon-rich metamorphic coal)
sedimentary
Tiger's Eye
Pseudomorph of quartz after crocidolite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Anthracite Coal
Anthracite (Carbon-rich metamorphic coal)
sedimentary
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
mineral
Native Gold Nugget
Native Gold (Au)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Quartz (Milky Variant)
Silicon Dioxide (SiO2)
mineral
Strawberry Quartz
Quartz with Hematite inclusions (SiO2 + Fe2O3)
mineral
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite (River Pebble)
Metamorphic Quartzite (SiO2)
metamorphic
Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite mica)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Amazonite
K(AlSi3O8)
mineral
Mixed Gemstone Collection
SiO2 (Quartz varieties) and Biogenic CaCO3 (Nacre)
mineral
Citrine
Crystalline Quartz (SiO2) with iron impurities
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Pink Quartzite
Quartzite (SiO2 with iron oxide impurities)
metamorphic