Rock Identifier

Category

Man Made Glass Mineral Simulant

Browse man made glass mineral simulant specimens identified by the Rock Identifier community.

Learn about Man Made Glass Mineral Simulant in the encyclopedia

Opalite

Goldstone

Blue Goldstone

Porphyritic Obsidian

Porphyritic Obsidian

Gold Sheen Obsidian

Zincite

Claystone

Carbonatite

Starry Night Obsidian

Marl

Dalmatian Jasper

Dalmatian Jasper

Mint Obsidian

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Red Sandstone (Arenite (primarily Quartz with Iron Oxide coating)) — sedimentary

Red Sandstone

Arenite (primarily Quartz with Iron Oxide coating)

Granite (Intrusive Felsic Igneous Rock) — igneous

Granite

Intrusive Felsic Igneous Rock

Pink Granite (Granite (Phaneritic igneous rock composed mainly of quartz, alkali feldspar, and plagioclase)) — igneous

Pink Granite

Granite (Phaneritic igneous rock composed mainly of quartz, alkali feldspar, and plagioclase)

Quartz with Mica / Chlorite Inclusion (Silicon Dioxide (SiO2) with Phyllosilicate minerals) — metamorphic

Quartz with Mica / Chlorite Inclusion

Silicon Dioxide (SiO2) with Phyllosilicate minerals

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Orthoclase Feldspar (KAlSi3O8 (Potassium Aluminum Silicate)) — mineral

Orthoclase Feldspar

KAlSi3O8 (Potassium Aluminum Silicate)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Milky quartz fragment (Quartz (silicon dioxide, SiO₂)) — mineral

Milky quartz fragment

Quartz (silicon dioxide, SiO₂)

Red Jasper (Silicon Dioxide (SiO2) with Iron impurities) — mineral

Red Jasper

Silicon Dioxide (SiO2) with Iron impurities

White Quartz (Silicon Dioxide (SiO2)) — mineral

White Quartz

Silicon Dioxide (SiO2)

White Quartz Crystal Cluster (Silicon Dioxide (SiO2)) — mineral

White Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Sandstone (Arenite (composed primarily of SiO2)) — sedimentary

Sandstone

Arenite (composed primarily of SiO2)

Green tourmaline crystal (likely elbaite) (Elbaite tourmaline, a complex borosilicate: Na(Li,Al)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄) — mineral

Green tourmaline crystal (likely elbaite)

Elbaite tourmaline, a complex borosilicate: Na(Li,Al)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄

Chert (Cherty Limestone / Flint) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Cherty Limestone / Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Sandstone Pebble (Arenite (primarily SiO2)) — sedimentary

Sandstone Pebble

Arenite (primarily SiO2)

Iron-stained quartz-rich rock, possibly goethite-bearing quartz (Quartz (SiO₂) with iron oxides/hydroxides, likely goethite or limonite) — mineral

Iron-stained quartz-rich rock, possibly goethite-bearing quartz

Quartz (SiO₂) with iron oxides/hydroxides, likely goethite or limonite

Quartz (Clear Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Clear Quartz)

Silicon Dioxide (SiO2)

White seed-bead gemstone strand, likely freshwater pearl or shell pearl (Pearl: nacreous calcium carbonate, chiefly aragonite (CaCO₃) in conchiolin; identification uncertain from image) — gemstone

White seed-bead gemstone strand, likely freshwater pearl or shell pearl

Pearl: nacreous calcium carbonate, chiefly aragonite (CaCO₃) in conchiolin; identification uncertain from image

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz (Yellow/Citrine Variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Yellow/Citrine Variety)

Silicon Dioxide (SiO2)

Tumbled blue chalcedony (likely common blue quartz) (Microcrystalline quartz, SiO₂; chalcedony variety) — mineral

Tumbled blue chalcedony (likely common blue quartz)

Microcrystalline quartz, SiO₂; chalcedony variety

Quartz (or Chalcedony) Specimen (Silicon Dioxide (SiO2)) — mineral

Quartz (or Chalcedony) Specimen

Silicon Dioxide (SiO2)

Tumbled pale green mineral specimen, likely calcite (Calcite (CaCO₃), tentative identification) — mineral

Tumbled pale green mineral specimen, likely calcite

Calcite (CaCO₃), tentative identification

Weathered brown mineralized rock (Likely iron-stained quartzite or quartz-rich metamorphic rock; exact identification requires testing) — metamorphic

Weathered brown mineralized rock

Likely iron-stained quartzite or quartz-rich metamorphic rock; exact identification requires testing

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz in Matrix (Silicon Dioxide (SiO2) in host rock matrix) — mineral

Quartz in Matrix

Silicon Dioxide (SiO2) in host rock matrix

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Yellow Quartz (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz

Silicon Dioxide (SiO2)

Polished dark pebble, possibly basalt or chert (Uncertain; likely fine-grained basalt (plagioclase–pyroxene) or microcrystalline silica (chert)) — igneous

Polished dark pebble, possibly basalt or chert

Uncertain; likely fine-grained basalt (plagioclase–pyroxene) or microcrystalline silica (chert)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Quartzite River Rock (Quartzite (SiO2)) — metamorphic

Quartzite River Rock

Quartzite (SiO2)

Clear quartz crystal (Quartz (silicon dioxide, SiO₂)) — mineral

Clear quartz crystal

Quartz (silicon dioxide, SiO₂)

Quartz (Peach/Pink Variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Peach/Pink Variety)

Silicon Dioxide (SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Banded gneiss (Gneiss; typically quartz–feldspar–mica assemblage) — metamorphic

Banded gneiss

Gneiss; typically quartz–feldspar–mica assemblage

Fluorite (Rainbow Fluorite) (Calcium Fluoride (CaF2)) — mineral

Fluorite (Rainbow Fluorite)

Calcium Fluoride (CaF2)

Green Aventurine (Quartz (SiO2) with fuchsite inclusions) — mineral

Green Aventurine

Quartz (SiO2) with fuchsite inclusions

Educational Geologic Collection (Mixed Mineral and Rock Collection (Various compositions)) — mineral

Educational Geologic Collection

Mixed Mineral and Rock Collection (Various compositions)