Rock Identifier

Category

Man Made Material (Metal)

Browse man made material (metal) specimens identified by the Rock Identifier community.

Learn about Man Made Material (Metal) in the encyclopedia

Opalite

Platinum

Gold

Copper

Silver

Peat

Map Jasper

Goldstone

Blue Goldstone

Mandarin Garnet

Mandarin Garnet

Dunite

Andalusite

Chert (Nodule) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Nodule)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert / Flint (Silicon Dioxide (SiO₂)) — sedimentary

Chert / Flint

Silicon Dioxide (SiO₂)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite (Quartzite) — metamorphic

Quartzite

Quartzite

Petrified Wood (Silicified Wood) — fossil

Petrified Wood

Silicified Wood

Fordite (Anthropogenic paint-rock) — mineraloid (human-made geological specimen)

Fordite

Anthropogenic paint-rock

mineraloid (human-made geological specimen)

Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Chert

Microcrystalline Quartz (SiO2)

Desert Rose (Gypsum Rose) (Calcium Sulfate Dihydrate (CaSO4·2H2O)) — mineral

Desert Rose (Gypsum Rose)

Calcium Sulfate Dihydrate (CaSO4·2H2O)

Crinoid Stem Segment Fossil (Crinoidea (columnal ossicle)) — fossil

Crinoid Stem Segment Fossil

Crinoidea (columnal ossicle)

Fossilized Shark Tooth (Sand Tiger) (Carcharias sp. (Fossilized Tooth)) — fossil

Fossilized Shark Tooth (Sand Tiger)

Carcharias sp. (Fossilized Tooth)

Chert (Jasper/Flint variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Microcrystalline Quartz (SiO2)

Chert (Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Flint)

Microcrystalline Quartz (SiO2)

Amethyst (Silicon Dioxide (SiO2) with Fe3+ impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with Fe3+ impurities

Chert (Jasper type) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper type)

Microcrystalline Quartz (SiO2)

Quartz (likely Chalcedony or Chert) (Silicon Dioxide (SiO2)) — mineral

Quartz (likely Chalcedony or Chert)

Silicon Dioxide (SiO2)

Malachite (Malachite (Copper Carbonate Hydroxide) - Cu2CO3(OH)2) — Mineral

Malachite

Malachite (Copper Carbonate Hydroxide) - Cu2CO3(OH)2

Chert (Flint) (Chert (Microcrystalline Quartz, SiO2)) — sedimentary

Chert (Flint)

Chert (Microcrystalline Quartz, SiO2)

Chert (Jasper/Flint variety) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Yooperlite (Syenite clast containing fluorescent Sodalite) (Sodalite-bearing Syenite) — igneous

Yooperlite (Syenite clast containing fluorescent Sodalite)

Sodalite-bearing Syenite

Pyrite (Pseudomorph) (Iron Sulfide (FeS2)) — mineral

Pyrite (Pseudomorph)

Iron Sulfide (FeS2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Limestone (Calcareous sedimentary rock (CaCO3)) — sedimentary

Limestone

Calcareous sedimentary rock (CaCO3)

Chert (Quartz Variety) (Chert (Silicon Dioxide, SiO2)) — sedimentary

Chert (Quartz Variety)

Chert (Silicon Dioxide, SiO2)

Hag Stone (Flint with natural hole) (Silicon Dioxide (SiO2) - Nodular Chert / Flint) — sedimentary

Hag Stone (Flint with natural hole)

Silicon Dioxide (SiO2) - Nodular Chert / Flint

Blue Slag Glass (Amorphous Silica (Industrial byproduct)) — Antropogenic (Man-made glass byproduct)

Blue Slag Glass

Amorphous Silica (Industrial byproduct)

Antropogenic (Man-made glass byproduct)

Goldstone (Aventurine Glass (SiO2 + Cu small inclusions)) — man-made glass mineral simulant

Goldstone

Aventurine Glass (SiO2 + Cu small inclusions)

man-made glass mineral simulant

Sea Glass (Uranium/Vaseline Glass variant) (Silicon Dioxide (SiO2) with trace Uranium Oxide (U3O8)) — man-made silicate (anthropogenic glass)

Sea Glass (Uranium/Vaseline Glass variant)

Silicon Dioxide (SiO2) with trace Uranium Oxide (U3O8)

man-made silicate (anthropogenic glass)

Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

Chert (or Flint) (Chert (cryptocrystalline quartz), SiO2) — Sedimentary

Chert (or Flint)

Chert (cryptocrystalline quartz), SiO2

Petrified Wood (Fossilized plant material (Silicon dioxide - SiO2)) — fossil

Petrified Wood

Fossilized plant material (Silicon dioxide - SiO2)

Pegmatite (Granitic Pegmatite) (Pegmatite (Quartz + Potassium Feldspar + Mica)) — igneous

Pegmatite (Granitic Pegmatite)

Pegmatite (Quartz + Potassium Feldspar + Mica)

Larimar (Pectolite (NaCa2Si3O8(OH))) — gemstone

Larimar

Pectolite (NaCa2Si3O8(OH))

Gastropod shell fragment (Calcareous mollusk shell; primarily aragonite or calcite (CaCO₃)) — fossil

Gastropod shell fragment

Calcareous mollusk shell; primarily aragonite or calcite (CaCO₃)

Gold in Quartz (Hydrothermal Quartz with Native Gold (SiO2 with Au)) — mineral

Gold in Quartz

Hydrothermal Quartz with Native Gold (SiO2 with Au)

Strawberry Quartz (or Pink Aventurine) (Quartz with Hematite/Goethite inclusions (SiO2)) — mineral

Strawberry Quartz (or Pink Aventurine)

Quartz with Hematite/Goethite inclusions (SiO2)

Banded Chert / Chalcedony (Silicon Dioxide (SiO2)) — sedimentary

Banded Chert / Chalcedony

Silicon Dioxide (SiO2)

Chert (Brown Variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Brown Variety)

Microcrystalline Quartz (SiO2)

Fossilized Coral (Petoskey-style) (Hexagonaria percarinata (Fossilized Rugose Coral)) — sedimentary

Fossilized Coral (Petoskey-style)

Hexagonaria percarinata (Fossilized Rugose Coral)

Black Spinel (Magnesium Aluminum Oxide (MgAl2O4)) — mineral

Black Spinel

Magnesium Aluminum Oxide (MgAl2O4)

Dyed Blue Agate Slice (Silicon Dioxide (SiO2)) — mineral

Dyed Blue Agate Slice

Silicon Dioxide (SiO2)