Rock Identifier

Category

Mineral (Evaporite)

Browse mineral (evaporite) specimens identified by the Rock Identifier community.

Learn about Mineral (Evaporite) in the encyclopedia

Halite

Rock Salt

Rock Gypsum

Glauconite

Hutcheonite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Euxenite

Eltyubyuite

Desert Rose (Gypsum / Barite Rose) (Hydrated Calcium Sulfate (CaSO4·2H2O) / Barium Sulfate (BaSO4)) — mineral

Desert Rose (Gypsum / Barite Rose)

Hydrated Calcium Sulfate (CaSO4·2H2O) / Barium Sulfate (BaSO4)

Chalcopyrite (Copper iron sulfide (CuFeS2)) — mineral

Chalcopyrite

Copper iron sulfide (CuFeS2)

Rhodochrosite (Manganese carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese carbonate (MnCO3)

Chrysocolla and Malachite Beads (Hydrated copper silicates (Chrysocolla) and Copper carbonate hydroxide (Malachite)) — mineral

Chrysocolla and Malachite Beads

Hydrated copper silicates (Chrysocolla) and Copper carbonate hydroxide (Malachite)

Granitic Gneiss (Gneiss (Metamorphic Rock)) — metamorphic

Granitic Gneiss

Gneiss (Metamorphic Rock)

Gneiss with Quartz Veining (Gneiss (High-grade Metamorphic Rock)) — metamorphic

Gneiss with Quartz Veining

Gneiss (High-grade Metamorphic Rock)

Yooperlite (Sodalite-bearing Syenite) (Sodalite-rich Syenite) — igneous

Yooperlite (Sodalite-bearing Syenite)

Sodalite-rich Syenite

Orthoclase Feldspar (KAlSi3O8 (Potassium Aluminum Silicate)) — mineral

Orthoclase Feldspar

KAlSi3O8 (Potassium Aluminum Silicate)

Orthoclase Feldspar with Quartz (Orthoclase (KAlSi3O8)) — mineral

Orthoclase Feldspar with Quartz

Orthoclase (KAlSi3O8)

Carved Sea Turtle Figurine (Aventurine / Quartz / Jasper) (Quartz variety (SiO2) / Polycrystalline Quartz Aggregate) — mineral

Carved Sea Turtle Figurine (Aventurine / Quartz / Jasper)

Quartz variety (SiO2) / Polycrystalline Quartz Aggregate

Orthoclase Feldspar (KAlSi3O8 (Potassium Aluminum Silicate)) — mineral

Orthoclase Feldspar

KAlSi3O8 (Potassium Aluminum Silicate)

Rainbow Fluorite (Calcium Fluoride (CaF2)) — mineral

Rainbow Fluorite

Calcium Fluoride (CaF2)

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Apatite (Fluorapatite, Chlorapatite, and Hydroxylapatite (Ca5(PO4)3(F,Cl,OH))) — mineral

Apatite

Fluorapatite, Chlorapatite, and Hydroxylapatite (Ca5(PO4)3(F,Cl,OH))

Granite (Intrusive igneous rock) — igneous

Granite

Intrusive igneous rock

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Banded Sedimentary Rock (Sedimentary rock with mineral veins/banding) — sedimentary

Banded Sedimentary Rock

Sedimentary rock with mineral veins/banding

Gravel and Sediment Sample (Mixed clastic sediment) — sedimentary

Gravel and Sediment Sample

Mixed clastic sediment

Likely fluorescent mineral specimen (Uncertain; possibly willemite (Zn₂SiO₄) or fluorite (CaF₂)) — mineral

Likely fluorescent mineral specimen

Uncertain; possibly willemite (Zn₂SiO₄) or fluorite (CaF₂)

Desert Rose (Baryte or Gypsum) (Barium sulfate (BaSO4) or Calcium sulfate dihydrate (CaSO4·2H2O)) — sedimentary

Desert Rose (Baryte or Gypsum)

Barium sulfate (BaSO4) or Calcium sulfate dihydrate (CaSO4·2H2O)

Potassium Feldspar (Orthoclase (KAlSi3O8)) — mineral

Potassium Feldspar

Orthoclase (KAlSi3O8)

Pink Feldspar (Orthoclase) (Orthoclase Feldspar (KAlSi3O8)) — mineral

Pink Feldspar (Orthoclase)

Orthoclase Feldspar (KAlSi3O8)

Quartz-rich pegmatite (milky quartz with feldspar) (Quartz (SiO₂)–feldspar pegmatite, likely containing albite or orthoclase) — igneous

Quartz-rich pegmatite (milky quartz with feldspar)

Quartz (SiO₂)–feldspar pegmatite, likely containing albite or orthoclase

Apatite (Ca5(PO4)3(F,Cl,OH)) — mineral

Apatite

Ca5(PO4)3(F,Cl,OH)

Blue Apatite (Fluorapatite (Ca5(PO4)3F)) — mineral

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Serpentine (likely antigorite-rich serpentinite fragment) (Serpentine-group minerals, chiefly Mg₃Si₂O₅(OH)₄) — metamorphic

Serpentine (likely antigorite-rich serpentinite fragment)

Serpentine-group minerals, chiefly Mg₃Si₂O₅(OH)₄

Vesicular Basalt / Scoria pebble (Extrusive igneous rock with amygdaloidal infilling) — igneous

Vesicular Basalt / Scoria pebble

Extrusive igneous rock with amygdaloidal infilling

Sedimentary Sandstone with Iron Oxide (Ferruginous Sandstone) — sedimentary

Sedimentary Sandstone with Iron Oxide

Ferruginous Sandstone

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)

Desert Rose (Barite Rose / Gypsum Rose) (Barium Sulfate (BaSO4) or Hydrated Calcium Sulfate (CaSO4·2H2O)) — mineral

Desert Rose (Barite Rose / Gypsum Rose)

Barium Sulfate (BaSO4) or Hydrated Calcium Sulfate (CaSO4·2H2O)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Geode half (Geode (often quartz/chalcedony based)) — sedimentary or igneous

Geode half

Geode (often quartz/chalcedony based)

sedimentary or igneous

Hemimorphite (Hemimorphite (Zn4Si2O7(OH)2·H2O)) — mineral

Hemimorphite

Hemimorphite (Zn4Si2O7(OH)2·H2O)

Shark Tooth Fossil (Chondrichthyes (class) fossilized tooth) — fossil

Shark Tooth Fossil

Chondrichthyes (class) fossilized tooth

Blue Apatite (Ca5(PO4)3(F,Cl,OH)) — mineral

Blue Apatite

Ca5(PO4)3(F,Cl,OH)

Fossilized Shark Tooth (Chondrichthyes (Class)) — fossil

Fossilized Shark Tooth

Chondrichthyes (Class)

Chrysocolla on Matrix (Hydrated copper silicates ((Cu,Al)2H2Si2O5(OH)4·nH2O)) — mineral

Chrysocolla on Matrix

Hydrated copper silicates ((Cu,Al)2H2Si2O5(OH)4·nH2O)

Desert Rose (Baryte or Gypsum Rose) (Baryte (BaSO4) or Gypsum (CaSO4·2H2O)) — mineral

Desert Rose (Baryte or Gypsum Rose)

Baryte (BaSO4) or Gypsum (CaSO4·2H2O)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Limonite / Ironstone (Limonite (Hydrated Iron Oxide) - FeO(OH)·nH2O) — mineral

Limonite / Ironstone

Limonite (Hydrated Iron Oxide) - FeO(OH)·nH2O

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

Amethyst

Quartz (Silicon Dioxide, SiO2)

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)