Rock Identifier

Category

Mineral (Synthetic Paper And Ink Polymorph)

Browse mineral (synthetic paper and ink polymorph) specimens identified by the Rock Identifier community.

Desert Rose (Gypsum rosette (Hydrous calcium sulfate, CaSO4·2H2O)) — mineral

Desert Rose

Gypsum rosette (Hydrous calcium sulfate, CaSO4·2H2O)

Milky Quartz with Hematite/Limonite staining (Silicon Dioxide (SiO2)) — mineral

Milky Quartz with Hematite/Limonite staining

Silicon Dioxide (SiO2)

Amethyst (Quartz (SiO2 with Iron impurities)) — mineral

Amethyst

Quartz (SiO2 with Iron impurities)

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

Milky Quartz Pebble

Silicon Dioxide (SiO2)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

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

Quartz (Smoky/Granular variety)

Silicon Dioxide (SiO2)

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

Quartz (Grain/Pebble)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

White Quartz Pebble

Crystalline Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

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

White Quartz Pebble

Silicon Dioxide (SiO2)

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

Quartz (Druzy)

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Milky Quartz with Iron Inclusions (Silicon Dioxide (SiO2)) — mineral

Milky Quartz with Iron Inclusions

Silicon Dioxide (SiO2)

Desert Rose (Baryte or Gypsum (Selenite) with Sand Inclusions (BaSO4 or CaSO4·2H2O)) — mineral

Desert Rose

Baryte or Gypsum (Selenite) with Sand Inclusions (BaSO4 or CaSO4·2H2O)

Botryoidal Lace Agate (Agate (Silicon Dioxide, SiO2)) — mineral

Botryoidal Lace Agate

Agate (Silicon Dioxide, SiO2)

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

Amethyst

SiO2 (Silicon Dioxide with Iron impurities)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Diamond (Carbon (C) - Native Element) — mineral

Diamond

Carbon (C) - Native Element

Diamond (C (Native Carbon)) — mineral

Diamond

C (Native Carbon)

Diamond (Diamond (C)) — mineral

Diamond

Diamond (C)

Gypsum (Satin Spar/Desert Rose variety) (Calcium Sulfate Dihydrate (CaSO4·2H2O)) — mineral

Gypsum (Satin Spar/Desert Rose variety)

Calcium Sulfate Dihydrate (CaSO4·2H2O)

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

Quartz (Milky or Smoky)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Geode (Silicon Dioxide (SiO2) - Crystalline Quartz) — mineral

Quartz Geode

Silicon Dioxide (SiO2) - Crystalline Quartz

Quartz (Milky/Smoky Crystal fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Smoky Crystal fragment)

Silicon Dioxide (SiO2)

Quartz Pebble (with probable iron staining) (Silicon dioxide (SiO2)) — mineral

Quartz Pebble (with probable iron staining)

Silicon dioxide (SiO2)

Amethyst with Quartz Vein (SiO2 (Silicon Dioxide)) — mineral

Amethyst with Quartz Vein

SiO2 (Silicon Dioxide)

Labradorite in Matrix ((Ca, Na)(Al, Si)4O8 (Plagioclase Feldspar)) — mineral

Labradorite in Matrix

(Ca, Na)(Al, Si)4O8 (Plagioclase Feldspar)

Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Iron-stained Quartz (Silicon Dioxide (SiO2) with iron oxide inclusions) — mineral

Iron-stained Quartz

Silicon Dioxide (SiO2) with iron oxide inclusions

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Rose Quartz (Rose Quartz (SiO2)) — mineral

Rose Quartz

Rose Quartz (SiO2)

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

Clear Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Amethyst (Quartz)

Silicon Dioxide (SiO2)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

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

Quartz (River Pebble)

Silicon Dioxide (SiO2)

Pyrite (Fool's Gold) (Iron Disulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Disulfide (FeS2)