Rock Identifier

Category

Mineral Like Byproduct

Browse mineral like byproduct specimens identified by the Rock Identifier community.

Learn about Mineral Like Byproduct in the encyclopedia

Calc-Silicate Rock

Calc-Silicate Rock

Garden Quartz

Sagenite Agate

Ribbon Jasper

Leopard Skin Jasper

Leopard Skin Jasper

Flower Jasper

Dendritic Opal

Feather Jasper

Starburst Agate

Plume Agate

Feather Agate

Landscape Opal

Limonite (Iron Ore) (Limonite (FeO(OH)·nH2O)) — mineral

Limonite (Iron Ore)

Limonite (FeO(OH)·nH2O)

Banded Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert

Microcrystalline Quartz (SiO2)

Dendritic Agate (Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions) — mineral

Dendritic Agate

Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Moss Agate (Silicon Dioxide (SiO2) with inclusions) — mineral

Moss Agate

Silicon Dioxide (SiO2) with inclusions

Limonite / Ironstone Nodule (Limonite (Hydrated iron(III) oxide-hydroxide), FeO(OH)·nH2O) — mineral

Limonite / Ironstone Nodule

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

Conglomerate (Quartz Conglomerate) — sedimentary

Conglomerate

Quartz Conglomerate

Conglomerate (Conglomerative Rudite (SiO2/CaCO3 matrix)) — sedimentary

Conglomerate

Conglomerative Rudite (SiO2/CaCO3 matrix)

Metagabbro / Epidote Gneiss (Epidote bearing Hornblende Gneiss) — metamorphic

Metagabbro / Epidote Gneiss

Epidote bearing Hornblende Gneiss

Common Opal (Potch) (Hydrated Silica (SiO2·nH2O)) — mineral

Common Opal (Potch)

Hydrated Silica (SiO2·nH2O)

Conglomerate (Conglomerate (clastic sedimentary rock)) — sedimentary

Conglomerate

Conglomerate (clastic sedimentary rock)

Limonite (Iron Ore) (Limonite (̑FeO(OH)·nH₂O)) — sedimentary

Limonite (Iron Ore)

Limonite (̑FeO(OH)·nH₂O)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Sandstone Pebble (Arenite (SiO2 principal)) — sedimentary

Sandstone Pebble

Arenite (SiO2 principal)

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

Limonite (Iron Ore / Ochre)

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

Quartz Geode (Unbroken) (Silicon Dioxide (SiO2)) — sedimentary

Quartz Geode (Unbroken)

Silicon Dioxide (SiO2)

Obsidian (Volcanic glass (SiO2 + impurities)) — igneous

Obsidian

Volcanic glass (SiO2 + impurities)

Granitic Pegmatite with Graphic Texture (Graphic Granite (alkali feldspar and quartz intergrowth)) — igneous

Granitic Pegmatite with Graphic Texture

Graphic Granite (alkali feldspar and quartz intergrowth)

Milky Quartz with Iron Staining (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

Veined Sandstone with Calcite Veins (Sedimentary sandstone with hydrothermal/mineral veins) — sedimentary

Veined Sandstone with Calcite Veins

Sedimentary sandstone with hydrothermal/mineral veins

Mica Schist (Schist) — metamorphic

Mica Schist

Schist

Schist (Schist) — Metamorphic

Schist

Schist

Snowflake Obsidian and Green Aventurine (Volcanic Glass (SiO2 with Cristobalite inclusions) and Quartz (SiO2 with Fuchsite)) — igneous and metamorphic

Snowflake Obsidian and Green Aventurine

Volcanic Glass (SiO2 with Cristobalite inclusions) and Quartz (SiO2 with Fuchsite)

igneous and metamorphic

Rose Quartz (Silicon Dioxide (SiO2)) — mineral

Rose Quartz

Silicon Dioxide (SiO2)

Quartz Vein in Host Rock (Silicon Dioxide (SiO2) in matrix) — mineral

Quartz Vein in Host Rock

Silicon Dioxide (SiO2) in matrix

Sandstone Concretion (Moqui Marble / Iron-oxide Concretion (SiO2 with Hematite/Goethite)) — sedimentary

Sandstone Concretion

Moqui Marble / Iron-oxide Concretion (SiO2 with Hematite/Goethite)

Copper Ore (Malachite and Azurite on Host Rock) (Cuprite, Malachite, and Azurite dissemination in gangue) — mineral

Copper Ore (Malachite and Azurite on Host Rock)

Cuprite, Malachite, and Azurite dissemination in gangue

Sandstone (Clastic sedimentary rock) — sedimentary

Sandstone

Clastic sedimentary rock

Sandstone (Clastic Sedimentary Rock) — sedimentary

Sandstone

Clastic Sedimentary Rock

Granite (Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Fossilized Shark Tooth (Fossilised Chondrichthyes dental specimen (likely Otodus or Carcharias sp.)) — mineral

Fossilized Shark Tooth

Fossilised Chondrichthyes dental specimen (likely Otodus or Carcharias sp.)

Tiger's Eye (Pseudomorph of Quartz after Crocidolite (SiO2)) — mineral

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2)

Banded Sedimentary Rock (Wishbone Stone / Banded Quartzite or Limestone) (Silicified limestone or banded sedimentary rock with mineral veins) — sedimentary

Banded Sedimentary Rock (Wishbone Stone / Banded Quartzite or Limestone)

Silicified limestone or banded sedimentary rock with mineral veins

Spinifex Texture Komatiite (Komatiite (Ultramafic Volcanic Rock)) — igneous

Spinifex Texture Komatiite

Komatiite (Ultramafic Volcanic Rock)

Sandstone (likely Arkosic or Lithic) (Clastic Sedimentary Rock (SiO2 with accessory minerals)) — sedimentary

Sandstone (likely Arkosic or Lithic)

Clastic Sedimentary Rock (SiO2 with accessory minerals)

Dendritic Agate (Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions) — mineral

Dendritic Agate

Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions

Mahogany Obsidian (Volcanic Glass (SiO2 + Fe2O3)) — igneous

Mahogany Obsidian

Volcanic Glass (SiO2 + Fe2O3)

Sandstone (Sedimentary Rock (Quartz Sandstone)) — sedimentary

Sandstone

Sedimentary Rock (Quartz Sandstone)

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Biotite Schist (Biotite-rich Schist (K(Mg,Fe)3AlSi3O10(OH,F)2)) — metamorphic

Biotite Schist

Biotite-rich Schist (K(Mg,Fe)3AlSi3O10(OH,F)2)

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

Potassium Feldspar (Orthoclase)

Orthoclase (KAlSi3O8)

Bauxite (Bauxite (Al2O3·nH2O)) — sedimentary

Bauxite

Bauxite (Al2O3·nH2O)