Rock Identifier

Category

Man Made Glass

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

Learn about Man Made Glass in the encyclopedia

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Opalite

Opalite

Goldstone

Goldstone

Blue Goldstone

Blue Goldstone

Zincite

Zincite

Mint Obsidian

Blue Obsidian

Green Obsidian

Green Obsidian

Crimson Obsidian

Cherry Obsidian

Violet Obsidian

Cobalt Blue Obsidian

Tangerine Obsidian

Jasper Pendant (Chalcedony (Quartz) - SiO2) — Mineral/Sedimentary

Jasper Pendant

Chalcedony (Quartz) - SiO2

Mineral/Sedimentary
Granite (Granite (dominated by Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (dominated by Quartz, Alkali Feldspar, and Plagioclase)

igneous
Sandstone (likely Arkosic) (Clastic Sedimentary Rock) — sedimentary

Sandstone (likely Arkosic)

Clastic Sedimentary Rock

sedimentary
Pink Granite (Granite (Phaneritic Igneous Rock)) — igneous

Pink Granite

Granite (Phaneritic Igneous Rock)

igneous
Serpentinite (Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4) — metamorphic

Serpentinite

Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4

metamorphic
Limestone (Micrite/Chalky variety) (Calcium Carbonate (CaCO3)) — sedimentary

Limestone (Micrite/Chalky variety)

Calcium Carbonate (CaCO3)

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

Clear Quartz

Silicon Dioxide (SiO2)

mineral
Quartz (Iron-stained) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

mineral
Quartzite Cobble (Quartzite (SiO2)) — metamorphic

Quartzite Cobble

Quartzite (SiO2)

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

Milky Quartz

Silicon Dioxide (SiO2)

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

Milky Quartz

Silicon Dioxide (SiO2)

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

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Quartz Pebble (Silicon Dioxide (SiO2)) — Mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Mineral
Quartzite (Quartzite (predominantly SiO2)) — metamorphic

Quartzite

Quartzite (predominantly SiO2)

metamorphic
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

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

Quartz pebble

Silicon Dioxide (SiO2)

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

Feldspar (Orthoclase)

Potassium Feldspar (KAlSi3O8)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Quartz (Crystal)

Silicon Dioxide (SiO2)

mineral
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

mineral
Olivine (Peridotite) (Magnesium iron silicate (Mg, Fe)2SiO4) — igneous

Olivine (Peridotite)

Magnesium iron silicate (Mg, Fe)2SiO4

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

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Shale (Argillaceous Rock) — sedimentary

Shale

Argillaceous Rock

sedimentary
Moss Agate with Jasper (Chalcedony (SiO2 with inclusions)) — mineral

Moss Agate with Jasper

Chalcedony (SiO2 with inclusions)

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

Quartz

Quartz (Silicon Dioxide, SiO2)

mineral
Pink Quartz Grains (Silicon Dioxide (SiO2)) — mineral

Pink Quartz Grains

Silicon Dioxide (SiO2)

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

Rose Quartz

SiO2 (Silicon Dioxide)

mineral
Chert (Jasper variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper variety)

Silicon Dioxide (SiO2)

sedimentary
Green Fluorite (Calcium Fluoride (CaF2)) — mineral

Green Fluorite

Calcium Fluoride (CaF2)

mineral
Smoky Quartz (Silicon Dioxide (SiO2) with aluminum impurities) — mineral

Smoky Quartz

Silicon Dioxide (SiO2) with aluminum impurities

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

Green Fluorite

Calcium Fluoride (CaF2)

mineral
Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

metamorphic
Milky Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Milky Quartz Pebble

Silicon Dioxide (SiO2)

mineral
River Pebble (Greywacke or Basaltic) (Massive Greywacke or Basaltic Andesite) — sedimentary or igneous

River Pebble (Greywacke or Basaltic)

Massive Greywacke or Basaltic Andesite

sedimentary or igneous
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

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

Clear Quartz

Silicon Dioxide (SiO2)

mineral
Peridot (Olivine (Magnesium Iron Silicate), (Mg, Fe)2SiO4) — mineral

Peridot

Olivine (Magnesium Iron Silicate), (Mg, Fe)2SiO4

mineral
Peridot (Olivine) (Olivine ((Mg, Fe)2SiO4)) — mineral

Peridot (Olivine)

Olivine ((Mg, Fe)2SiO4)

mineral
Citrine (Silicon Dioxide (SiO2) with iron impurities) — gemstone

Citrine

Silicon Dioxide (SiO2) with iron impurities

gemstone
Chert (Chert (SiO2, Silicon Dioxide)) — sedimentary

Chert

Chert (SiO2, Silicon Dioxide)

sedimentary
Olivine (Peridot) (Olivine Group (Mg,Fe)2SiO4) — mineral

Olivine (Peridot)

Olivine Group (Mg,Fe)2SiO4

mineral