Rock Identifier

Category

Man Made Object (Metalwork)

Browse man made object (metalwork) specimens identified by the Rock Identifier community.

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

Quartz on Matrix

Silicon Dioxide (SiO2)

mineral
Sandstone (Arenite (SiO2 predominantly)) — sedimentary

Sandstone

Arenite (SiO2 predominantly)

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

Quartz Pebble

Silicon Dioxide (SiO2)

mineral
Sandstone (Arenite (primarily Quartz, SiO2)) — sedimentary

Sandstone

Arenite (primarily Quartz, SiO2)

sedimentary
Pink Quartzite (Quartzite (primarily SiO2)) — metamorphic

Pink Quartzite

Quartzite (primarily SiO2)

metamorphic
White Marble (Tumbled) (Recrystallized Calcite (CaCO3)) — metamorphic

White Marble (Tumbled)

Recrystallized Calcite (CaCO3)

metamorphic
Diamond (C (Carbon)) — mineral

Diamond

C (Carbon)

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

Peridot (Olivine)

Olivine, (Mg, Fe)2SiO4

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

Diamond (or Diamond Simulant)

Carbon (C) - Native Element

mineral
Pearl (Organic Mineraloid (CaCO3 + Conchiolin)) — mineral

Pearl

Organic Mineraloid (CaCO3 + Conchiolin)

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

Olivine (Peridotite)

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

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

Serpentine

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

metamorphic
Pallasite Meteorite (Pallasite (ST-class)) — mineral

Pallasite Meteorite

Pallasite (ST-class)

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

Rose Quartz

Silicon dioxide (SiO2)

mineral
Pearl (Calcium Carbonate (Aragonite and Calcite), CaCO3) — mineral

Pearl

Calcium Carbonate (Aragonite and Calcite), CaCO3

mineral
Amethyst (Chevron or Banded Amethyst) (Silicon Dioxide (SiO2) with trace Iron (Fe)) — mineral

Amethyst (Chevron or Banded Amethyst)

Silicon Dioxide (SiO2) with trace Iron (Fe)

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

Rose Quartz

Silicon Dioxide (SiO2)

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

Peridot

Olivine ((Mg, Fe)2SiO4)

mineral
Serpentinite (Serpentinite (composed primarily of Serpentine group minerals, Mg3Si2O5(OH)4)) — metamorphic

Serpentinite

Serpentinite (composed primarily of Serpentine group minerals, Mg3Si2O5(OH)4)

metamorphic
Black Jasper (Jasper (Silicon Dioxide, SiO2)) — sedimentary

Black Jasper

Jasper (Silicon Dioxide, SiO2)

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

Rose Quartz

Silicon Dioxide (SiO2)

mineral
Olivine (Peridotite) (Olivine Group; (Mg, Fe)2SiO4) — igneous

Olivine (Peridotite)

Olivine Group; (Mg, Fe)2SiO4

igneous
Rhodochrosite in Quartz (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite in Quartz

Manganese Carbonate (MnCO3)

mineral
Rhodochrosite (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese Carbonate (MnCO3)

mineral
Rhodochrosite (Manganese carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese carbonate (MnCO3)

mineral
Rhodochrosite (Manganese carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese carbonate (MnCO3)

mineral
Rhodochrosite (Manganese carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese carbonate (MnCO3)

mineral
Rhodochrosite (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese Carbonate (MnCO3)

mineral
Rhodochrosite (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese Carbonate (MnCO3)

mineral
Rhodochrosite (Manganese carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese carbonate (MnCO3)

mineral
Rhodochrosite (Manganese carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese carbonate (MnCO3)

mineral
Prehnite (Prehnite, Ca2Al2Si3O10(OH)2) — Mineral

Prehnite

Prehnite, Ca2Al2Si3O10(OH)2

Mineral
Petrified Wood (Silicified Wood (primarily SiO2)) — sedimentary

Petrified Wood

Silicified Wood (primarily SiO2)

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

Olivine (Peridot)

Magnesium Iron Silicate (Mg, Fe)2SiO4

mineral
Chert (and Chalcedony/Agate mixture) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (and Chalcedony/Agate mixture)

Microcrystalline Quartz (SiO2)

sedimentary
Agate (translucent pebble) (Silicon dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Agate (translucent pebble)

Silicon dioxide (SiO2) - Microcrystalline Quartz

sedimentary
Quartz (Quartz (SiO2 - Silicon Dioxide)) — Mineral, often found as detrital grains in sedimentary rocks

Quartz

Quartz (SiO2 - Silicon Dioxide)

Mineral, often found as detrital grains in sedimentary rocks
Hand-Drawn Trading Card (Amateur Artwork) (Cellulose-based substrate with wax/graphite/ink deposit (n/a for minerals)) — Organic/Synthetic Composite (Paper and Pigment)

Hand-Drawn Trading Card (Amateur Artwork)

Cellulose-based substrate with wax/graphite/ink deposit (n/a for minerals)

Organic/Synthetic Composite (Paper and Pigment)
Banded Gneiss (Gneiss (pronounced "nice")) — Metamorphic Rock

Banded Gneiss

Gneiss (pronounced "nice")

Metamorphic Rock
Pink Granite (Phaneritic plutonic rock (dominated by Alkali Feldspar)) — igneous

Pink Granite

Phaneritic plutonic rock (dominated by Alkali Feldspar)

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

Rose Quartz

Silicon Dioxide (SiO2)

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

Peridot (Olivine)

Magnesium Iron Silicate (Mg,Fe)2SiO4

mineral