Rock Identifier

Category

Mineral Based Human Made Alloy

Browse mineral based human made alloy specimens identified by the Rock Identifier community.

Learn about Mineral Based Human Made Alloy in the encyclopedia

Carbonatite

Claystone

Marl

Dalmatian Jasper

Dalmatian Jasper

Gypsum

Greenschist (Greenschist (Actinolite-Chlorite Schist)) — metamorphic

Greenschist

Greenschist (Actinolite-Chlorite Schist)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Bumblebee Jasper (Fossiliferous Calcite containing Orpiment and Realgar) — sedimentary

Bumblebee Jasper

Fossiliferous Calcite containing Orpiment and Realgar

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Conglomerate (Conglomerate (clastic sedimentary rock)) — sedimentary

Conglomerate

Conglomerate (clastic sedimentary rock)

Granite (Granite (Felsic Intrusive Igneous Rock)) — igneous

Granite

Granite (Felsic Intrusive Igneous Rock)

Granite (Granite (composed primarily of Quartz, Feldspar, and Mica/Amphibole)) — igneous

Granite

Granite (composed primarily of Quartz, Feldspar, and Mica/Amphibole)

Pink Granite (Phaneritic intrusive igneous rock (high Potassium-Feldspar)) — igneous

Pink Granite

Phaneritic intrusive igneous rock (high Potassium-Feldspar)

Rutilated Quartz (Quartz with Rutile inclusions (SiO2 with TiO2 inclusions)) — mineral

Rutilated Quartz

Quartz with Rutile inclusions (SiO2 with TiO2 inclusions)

Granodiorite (Granodiorite (intermediate plutonic rock)) — igneous

Granodiorite

Granodiorite (intermediate plutonic rock)

Epidote (Ca2(Al,Fe)3(SiO4)3(OH)) — mineral

Epidote

Ca2(Al,Fe)3(SiO4)3(OH)

Mica Schist (Mica Schist (contains Muscovite/Biotite, Quartz)) — metamorphic

Mica Schist

Mica Schist (contains Muscovite/Biotite, Quartz)

Chert (specifically Flint) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Flint)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Chert (often called Jasper in this color variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (often called Jasper in this color variety)

Microcrystalline Quartz (SiO2)

Citrine (Crystalline Quartz (SiO2) with iron impurities) — mineral

Citrine

Crystalline Quartz (SiO2) with iron impurities

Pink Granite (Phaneritic intrusive igneous rock (Granite)) — igneous

Pink Granite

Phaneritic intrusive igneous rock (Granite)

Gneiss (Gneiss (High-Grade Metamorphic Rock)) — metamorphic

Gneiss

Gneiss (High-Grade Metamorphic Rock)

Granite (Granite (Phaneritic Quartz Monzonite)) — igneous

Granite

Granite (Phaneritic Quartz Monzonite)

Granite River Pebble (Granite (Phaneritic igneous rock)) — igneous

Granite River Pebble

Granite (Phaneritic igneous rock)

River Stones (Quartzite and Sandstone) (Quartzite / Sedimentary Rock (SiO2 dominant)) — sedimentary

River Stones (Quartzite and Sandstone)

Quartzite / Sedimentary Rock (SiO2 dominant)

Garden Quartz (Phantom Quartz) (Silicon Dioxide (SiO2) with various inclusions (often Chlorite, Hematite, or Iron)) — mineral

Garden Quartz (Phantom Quartz)

Silicon Dioxide (SiO2) with various inclusions (often Chlorite, Hematite, or Iron)

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) — mineral

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Apophyllite cluster (Fluorapophyllite-(K), KCa4(Si8O20)(F,OH)·8H2O) — mineral

Apophyllite cluster

Fluorapophyllite-(K), KCa4(Si8O20)(F,OH)·8H2O

Lepidolite (K(Li,Al)3(Al,Si,3O10)(F,OH)2) — mineral

Lepidolite

K(Li,Al)3(Al,Si,3O10)(F,OH)2

Lepidolite (Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)) — mineral

Lepidolite

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)

Sandstone (with potential trace fossils) (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone (with potential trace fossils)

Clastic sedimentary rock (primarily SiO2)

Lepidolite (Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)) — mineral

Lepidolite

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)

Bloodstone (Heliotrope) (Cryptocrystalline Quartz (SiO2 with iron oxide inclusions)) — mineral

Bloodstone (Heliotrope)

Cryptocrystalline Quartz (SiO2 with iron oxide inclusions)

Rhodonite (Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3) — mineral

Rhodonite

Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3

Ocean Jasper (Orbicular Jasper (Silicon Dioxide, SiO2)) — mineral

Ocean Jasper

Orbicular Jasper (Silicon Dioxide, SiO2)

Moss Agate (Silicon Dioxide (SiO2) with Chlorite/Oxide inclusions) — mineral

Moss Agate

Silicon Dioxide (SiO2) with Chlorite/Oxide inclusions

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Lepidolite (K(Li,Al)3(Al,Si,IV)4O10(F,OH)2) — mineral

Lepidolite

K(Li,Al)3(Al,Si,IV)4O10(F,OH)2

Lepidolite (Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)) — mineral

Lepidolite

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)

Emerald / Green Beryl (Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities) — mineral

Emerald / Green Beryl

Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities

Basalt (with possible quartz/calcite inclusion) (Extrusive mafic igneous rock) — igneous

Basalt (with possible quartz/calcite inclusion)

Extrusive mafic igneous rock

River Stone (Sandstone or Siltstone) (Sedimentary Rock (Clastic)) — sedimentary

River Stone (Sandstone or Siltstone)

Sedimentary Rock (Clastic)

Greywacke (Sandstone) (Lithic wacke) — sedimentary

Greywacke (Sandstone)

Lithic wacke

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

Sandstone

Clastic sedimentary rock (primarily SiO2)

Sandstone (Graywacke) (Arenite / Graywacke (SiO2 with lithic fragments)) — sedimentary

Sandstone (Graywacke)

Arenite / Graywacke (SiO2 with lithic fragments)

Jasper River Stone (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Jasper River Stone

Silicon Dioxide (SiO2) with iron oxide inclusions

Chert (Chalcedony/Agate) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Chalcedony/Agate)

Microcrystalline Quartz (SiO2)