Rock Identifier

Category

None

Browse none specimens identified by the Rock Identifier community.

Learn about None in the encyclopedia

Common Opal

Mudstone

Green Beryl

Matte Obsidian

Sapphire

Hornfels

Argillite

Red Jasper (Red Jasper (SiO2)) — sedimentary

Red Jasper

Red Jasper (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Red Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — mineral

Red Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Ferruginous Quartz (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide inclusions

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

Quartz Drusy on Matrix

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Red Jasper (Silicon Dioxide (SiO2)) — sedimentary

Red Jasper

Silicon Dioxide (SiO2)

Rose Quartz (Crystalline Silicon Dioxide with trace Titanium, Iron, or Manganese (SiO2)) — mineral

Rose Quartz

Crystalline Silicon Dioxide with trace Titanium, Iron, or Manganese (SiO2)

Chert (and/or River Pebble) (Microcrystalline silica (SiO2)) — sedimentary

Chert (and/or River Pebble)

Microcrystalline silica (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz (Chert/Chalcedony variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Chert/Chalcedony variety)

Silicon Dioxide (SiO2)

River Pebble (Quartzite) (Quartzite (SiO2)) — metamorphic

River Pebble (Quartzite)

Quartzite (SiO2)

Chert / River Pebble (Chert (SiO2)) — sedimentary

Chert / River Pebble

Chert (SiO2)

Chert Nodule in Limestone (Chert (Microcrystalline Quartz, SiO2) and Limestone (Calcium Carbonate, CaCO3)) — sedimentary

Chert Nodule in Limestone

Chert (Microcrystalline Quartz, SiO2) and Limestone (Calcium Carbonate, CaCO3)

Conglomerate (Conglomerate) — sedimentary

Conglomerate

Conglomerate

Amethyst (Quartz (Silicon Dioxide, SiO2)) — gemstone

Amethyst

Quartz (Silicon Dioxide, SiO2)

Yellow Quartz (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Chalcedony / Chert Pebble) (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble (Chalcedony / Chert Pebble)

Silicon Dioxide (SiO2)

Quartzite (or Chert/Flint gravel) (Quartzite (SiO2 with iron oxide inclusions)) — metamorphic

Quartzite (or Chert/Flint gravel)

Quartzite (SiO2 with iron oxide inclusions)

Quartz Crystal (Citrine / Golden Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal (Citrine / Golden Quartz)

Silicon Dioxide (SiO2)

Petrified Wood (Silicified Wood (SiO2)) — fossil

Petrified Wood

Silicified Wood (SiO2)

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

Green Aventurine

Quartz variety with fuchsite inclusions (SiO2)

Quartzite Pebble (River Siltstone/Quartzite) (Quartzite (SiO2 composition)) — metamorphic

Quartzite Pebble (River Siltstone/Quartzite)

Quartzite (SiO2 composition)

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

Quartz (Rose Quartz)

Silicon Dioxide (SiO2)

River Rock (Silica-rich water-worn rock / Quartzite) — sedimentary

River Rock

Silica-rich water-worn rock / Quartzite

Pink Quartz (Silicon Dioxide (SiO2)) — mineral

Pink Quartz

Silicon Dioxide (SiO2)

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

Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Quartz with Tourmaline Inclusions (Silicon Dioxide with complex boro-silicate (SiO2 + Na(Fe3+Al6)(BO3)3Si6O18(OH)4)) — mineral

Quartz with Tourmaline Inclusions

Silicon Dioxide with complex boro-silicate (SiO2 + Na(Fe3+Al6)(BO3)3Si6O18(OH)4)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Golden Healer Quartz (Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)) — mineral

Golden Healer Quartz

Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Amethyst (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Quartzite (Quartzite (chiefly SiO2)) — metamorphic

Quartzite

Quartzite (chiefly SiO2)

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Magnetite (Lodestone) (Magnetite (Fe3O4)) — mineral

Magnetite (Lodestone)

Magnetite (Fe3O4)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Amethyst (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Clear Quartz (Silicon dioxide (SiO2)) — mineral

Clear Quartz

Silicon dioxide (SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

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

Clear Quartz

Quartz (Silicon Dioxide, SiO2)