Rock Identifier

Category

Mineral Like Biological Tissue

Browse mineral like biological tissue specimens identified by the Rock Identifier community.

Learn about Mineral Like Biological Tissue in the encyclopedia

Blue Line Jasper

Lime Green Tourmaline

Lime Green Tourmaline

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Euxenite

Eltyubyuite

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

Limonite and Goethite (Limonite (hydrated iron(III) oxide-hydroxide) and Goethite (α-FeO(OH))) — mineral

Limonite and Goethite

Limonite (hydrated iron(III) oxide-hydroxide) and Goethite (α-FeO(OH))

Leopard Skin Jasper (Jasper (Silicon Dioxide with impurities), SiO2) — sedimentary

Leopard Skin Jasper

Jasper (Silicon Dioxide with impurities), SiO2

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Sandstone (Arenite (SiO2 based typically)) — sedimentary

Sandstone

Arenite (SiO2 based typically)

Diamond in Kimberlite (Diamond in Kimberlite Matrix (Diamond: C, Kimberlite: complex Potassic Peridotite)) — igneous

Diamond in Kimberlite

Diamond in Kimberlite Matrix (Diamond: C, Kimberlite: complex Potassic Peridotite)

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Blue Aventurine (Quartzite with inclusions of Dumortierite (SiO2 + Al7(BO3)(SiO4)3O3)) — metamorphic

Blue Aventurine

Quartzite with inclusions of Dumortierite (SiO2 + Al7(BO3)(SiO4)3O3)

Brachiopod Fossil (Phylum Brachiopoda) — fossil

Brachiopod Fossil

Phylum Brachiopoda

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Diorite (Dalmatian Stone variant) (Intermediate Phaneritic Igneous Rock) — igneous

Diorite (Dalmatian Stone variant)

Intermediate Phaneritic Igneous Rock

Greenschist (Greenschist (containing Chlorite, Actinolite, and Epidote)) — metamorphic

Greenschist

Greenschist (containing Chlorite, Actinolite, and Epidote)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Gossan (with Limonite/Hematite coating) (Ferruginous Gossan (Fe2O3·nH2O / Fe2O3)) — sedimentary

Gossan (with Limonite/Hematite coating)

Ferruginous Gossan (Fe2O3·nH2O / Fe2O3)

Banded Sedimentary Rock (Stratified Siliciclastic / Arenite or Siltstone with Mineral Bands) — sedimentary

Banded Sedimentary Rock

Stratified Siliciclastic / Arenite or Siltstone with Mineral Bands

Quartz with Epidote inclusions (Silicon Dioxide (SiO2) with Epidote (Ca2(Al,Fe)3(SiO4)3(OH))) — mineral

Quartz with Epidote inclusions

Silicon Dioxide (SiO2) with Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

Rhodonite (Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)) — mineral

Rhodonite

Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Rose Quartz (SiO2 (Silicon Dioxide)) — mineral

Rose Quartz

SiO2 (Silicon Dioxide)

Rose Quartz (Silicon Dioxide (SiO2)) — mineral

Rose Quartz

Silicon Dioxide (SiO2)

Seraphinite (Clinochlore) (Clinochlore (Mg,Fe2+)5Al(Si3Al)O10(OH)8) — mineral

Seraphinite (Clinochlore)

Clinochlore (Mg,Fe2+)5Al(Si3Al)O10(OH)8

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

Rose Quartz

Quartz (Silicon Dioxide, SiO2)

Gold Ore (Auriferous Quartz with Chalcopyrite/Pyrite) (Au (Native Gold) in Quartz (SiO2) with FeS2 (Pyrite) or CuFeS2 (Chalcopyrite)) — Mineral

Gold Ore (Auriferous Quartz with Chalcopyrite/Pyrite)

Au (Native Gold) in Quartz (SiO2) with FeS2 (Pyrite) or CuFeS2 (Chalcopyrite)

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

Limonite / Ironstone

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

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Epidote in Matrix (likely Amphibolite or Gneiss) (Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH)) in Metamorphic Matrix) — metamorphic

Epidote in Matrix (likely Amphibolite or Gneiss)

Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH)) in Metamorphic Matrix

Chert (Yellow Jasper) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Yellow Jasper)

Silicon Dioxide (SiO2)

Schist (Chlorite or Mica Schist) — metamorphic

Schist

Chlorite or Mica Schist

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Sapphire (Corundum (Al2O3)) — mineral

Sapphire

Corundum (Al2O3)

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

Orpiment (Orpiment (As2S3)) — mineral

Orpiment

Orpiment (As2S3)

Amygdaloidal Basalt (Basalt with secondary amygdule minerals (likely Epidote or Chlorite)) — igneous

Amygdaloidal Basalt

Basalt with secondary amygdule minerals (likely Epidote or Chlorite)

Schist (Metamorphic Schist) — metamorphic

Schist

Metamorphic Schist

Limonite (Iron Ore) (Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)) — sedimentary

Limonite (Iron Ore)

Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)

Dendritic Quartz (Silicon Dioxide (SiO2) with Manganese Oxide inclusions) — mineral

Dendritic Quartz

Silicon Dioxide (SiO2) with Manganese Oxide inclusions

Fluorite and Mineral Collection (Calcium Fluoride (CaF2)) — mineral

Fluorite and Mineral Collection

Calcium Fluoride (CaF2)

Diorite (Intermediate intrusive igneous rock) — igneous

Diorite

Intermediate intrusive igneous rock

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Tree Agate (Dendritic Agate (Silicon Dioxide, SiO2)) — mineral

Tree Agate

Dendritic Agate (Silicon Dioxide, SiO2)

Greenschist (Greenschist (composed mainly of chlorite, epidote, actinolite, and albite)) — metamorphic

Greenschist

Greenschist (composed mainly of chlorite, epidote, actinolite, and albite)

Fossilized Nut / Coprolite / Concretion (Trace Fossil / Permineralized Plant Material) — fossil

Fossilized Nut / Coprolite / Concretion

Trace Fossil / Permineralized Plant Material