Rock Identifier

Category

Mineral (Man Made Glass)

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

Learn about Mineral (Man Made Glass) in the encyclopedia

Opalite

Goldstone

Blue Goldstone

Sideromelane

Black Obsidian

Maskelynite

Tachylite

Obsidian

Map Jasper

Hyalite Opal

Perlite

Macusanite

Quartz (Milky/Gray variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Gray variety)

Silicon Dioxide (SiO2)

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

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Obsidian (Volcanic Glass (SiO2 + impurities)) — igneous

Obsidian

Volcanic Glass (SiO2 + impurities)

Druzzy Quartz on Matrix (Silicon Dioxide (SiO2)) — mineral

Druzzy Quartz on Matrix

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon dioxide (SiO2)) — mineral

Quartz Pebble

Silicon dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Sandstone (Clastic Sedimentary Rock) — sedimentary

Sandstone

Clastic Sedimentary Rock

Sandstone (Sedimentary Rock (Quartz arenite / Lithic sandstone)) — sedimentary

Sandstone

Sedimentary Rock (Quartz arenite / Lithic sandstone)

Sandstone (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone

Clastic sedimentary rock (primarily SiO2)

Sandstone (Clastic Sedimentary Rock (composed mostly of quartz, SiO2)) — sedimentary

Sandstone

Clastic Sedimentary Rock (composed mostly of quartz, SiO2)

Sandstone (Beach Pebble) (Clastic sedimentary rock (primarily Quartz and Feldspar)) — sedimentary

Sandstone (Beach Pebble)

Clastic sedimentary rock (primarily Quartz and Feldspar)

Sandstone (Arenite (SiO2 principal)) — sedimentary

Sandstone

Arenite (SiO2 principal)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (Iron-Stained / Yellow Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-Stained / Yellow Quartz)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Sandstone (Arenite) — Sedimentary

Sandstone

Arenite

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Tumbled chalcedony (likely carnelian/opaque agate) (Microcrystalline quartz, SiO₂; chalcedony with iron-oxide staining) — mineral

Tumbled chalcedony (likely carnelian/opaque agate)

Microcrystalline quartz, SiO₂; chalcedony with iron-oxide staining

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Moss Agate (Chalcedony (Silicon Dioxide, SiO2) with inclusions) — mineral

Moss Agate

Chalcedony (Silicon Dioxide, SiO2) with inclusions

Silicon (Silicon (Si)) — mineral

Silicon

Silicon (Si)

Aquamarine with Ruby Accent (Beryllium Aluminum Silicate (Be3Al2Si6O18) with Aluminum Oxide (Al2O3)) — mineral

Aquamarine with Ruby Accent

Beryllium Aluminum Silicate (Be3Al2Si6O18) with Aluminum Oxide (Al2O3)

Sand Fulgurite (Lechatelierite (Silica glass tube)) — mineral

Sand Fulgurite

Lechatelierite (Silica glass tube)

Quartz on Matrix (Silicon Dioxide (SiO2)) — mineral

Quartz on Matrix

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

White Topaz (Al2SiO4(F,OH)2) — mineral

White Topaz

Al2SiO4(F,OH)2

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

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

Sandstone (likely Quartz Sandstone)

Arenite (composed primarily of SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz with Schorl (Black Tourmaline) (Silicon Dioxide (SiO2) with Sodium Iron Aluminum Borosilicate (NaFe3Al6(BO3)3Si6O18(OH)4)) — mineral

Quartz with Schorl (Black Tourmaline)

Silicon Dioxide (SiO2) with Sodium Iron Aluminum Borosilicate (NaFe3Al6(BO3)3Si6O18(OH)4)

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

Milky Quartz with inclusions

Quartz (Silicon Dioxide, SiO2)

Quartz (Smoky/Milky variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Smoky/Milky variety)

Silicon Dioxide (SiO2)

Sandstone (Arenite (clastic sedimentary rock)) — sedimentary

Sandstone

Arenite (clastic sedimentary rock)

Obsidian (Obsidian (Volcanic glass, primarily SiO2)) — igneous

Obsidian

Obsidian (Volcanic glass, primarily SiO2)

Weathered vuggy quartz-rich rock (probable silicified limestone or quartz breccia) (Microcrystalline quartz (SiO₂) with calcite (CaCO₃), iron oxides, and minor clay minerals) — sedimentary

Weathered vuggy quartz-rich rock (probable silicified limestone or quartz breccia)

Microcrystalline quartz (SiO₂) with calcite (CaCO₃), iron oxides, and minor clay minerals

Quartz crystal cluster (Quartz (silicon dioxide, SiO₂)) — mineral

Quartz crystal cluster

Quartz (silicon dioxide, SiO₂)

Sand (Siliciclastic sediment / Quartz sand (SiO2)) — sedimentary

Sand

Siliciclastic sediment / Quartz sand (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony

Silicon Dioxide (SiO2)