Rock Identifier

Category

Mineral (Synthetic Glass)

Browse mineral (synthetic glass) specimens identified by the Rock Identifier community.

Learn about Mineral (Synthetic Glass) in the encyclopedia

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Opalite

Opalite

Porphyritic Obsidian

Porphyritic Obsidian

Gold Sheen Obsidian

Starry Night Obsidian

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

Quartz (Milky Quartz / Quartzite)

Silicon Dioxide (SiO2)

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

Quartz Pebble

Silicon Dioxide (SiO2)

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

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

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

Quartz Crystal Fragment

Silicon Dioxide (SiO2)

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

Milky Quartz

Silicon Dioxide (SiO2)

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

Smoky Quartz

Silicon Dioxide (SiO2)

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

Clear Quartz

Silicon dioxide (SiO2)

mineral
Chalcedony (Agate/Common Opal blend) (Microcrystalline Quartz (SiO2)) — mineral

Chalcedony (Agate/Common Opal blend)

Microcrystalline Quartz (SiO2)

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

Milky Quartz Pebble

Silicon Dioxide (SiO2)

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

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

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

Citrine Quartz

Silicon Dioxide (SiO2)

mineral
Quartz with Iron Staining (Crystalline Silicon Dioxide (SiO2)) — mineral

Quartz with Iron Staining

Crystalline Silicon Dioxide (SiO2)

mineral
Agate (SiO2) — Mineral

Agate

SiO2

Mineral
Agate (or Quartz with Agate banding) (Silicon dioxide (SiO2)) — Mineral

Agate (or Quartz with Agate banding)

Silicon dioxide (SiO2)

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

Quartz Pebble

Silicon Dioxide (SiO2)

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

Quartz (Milky/Iron-stained)

Silicon Dioxide (SiO2)

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

White Quartz Pebble

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 Pebble (Silicon Dioxide (SiO2)) — mineral

Milky Quartz Pebble

Silicon Dioxide (SiO2)

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

Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

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

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

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

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

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

Quartz Pebble

Silicon Dioxide (SiO2)

mineral
Milky quartz (rough quartz specimen) (Quartz, silicon dioxide (SiO₂)) — mineral

Milky quartz (rough quartz specimen)

Quartz, silicon dioxide (SiO₂)

mineral
Fulgurite (Lechatelierite (Silica glass)) — mineral

Fulgurite

Lechatelierite (Silica glass)

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

Rock Crystal 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

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Milky Quartz (Quartz (SiO2)) — mineral

Milky Quartz

Quartz (SiO2)

mineral
Quartz (Variety: Rock Crystal Cluster) (Silicon Dioxide (SiO2)) — mineral

Quartz (Variety: Rock Crystal Cluster)

Silicon Dioxide (SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral
Sandstone (Yellow/Siltstone variant) (Arenite (SiO2 primarily)) — sedimentary

Sandstone (Yellow/Siltstone variant)

Arenite (SiO2 primarily)

sedimentary
Likely quartz-bearing mineral aggregate (Quartz (SiO₂), possibly mixed with mica or feldspar) — mineral

Likely quartz-bearing mineral aggregate

Quartz (SiO₂), possibly mixed with mica or feldspar

mineral
Lepidolite (Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)) — mineral

Lepidolite

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)

mineral
Lepidolite (in Quartz Matrix) (Lepidolite [K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2]) — mineral

Lepidolite (in Quartz Matrix)

Lepidolite [K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2]

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

Quartz Pebble

Silicon Dioxide (SiO2)

sedimentary
Jasper (Microcrystalline Quartz (SiO2) with impurities) — sedimentary

Jasper

Microcrystalline Quartz (SiO2) with impurities

sedimentary
Botryoidal Quartz or Chalcedony (Silicon Dioxide (SiO2)) — mineral

Botryoidal Quartz or Chalcedony

Silicon Dioxide (SiO2)

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

Quartz Druzy

Silicon Dioxide (SiO2)

mineral