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

White Calcite (Calcium Carbonate (CaCO3)) — mineral

White Calcite

Calcium Carbonate (CaCO3)

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Limonite Concretion (Limonite (Hydrated Iron Oxide) FeO(OH)·nH2O) — sedimentary

Limonite Concretion

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

Geode (Unopened) (Silicon Dioxide (SiO2) in sedimentary host rock) — sedimentary

Geode (Unopened)

Silicon Dioxide (SiO2) in sedimentary host rock

Labradorite ((Ca, Na)(Al, Si)4O8) — mineral

Labradorite

(Ca, Na)(Al, Si)4O8

Celadonite in Basalt (Green Earth) (Celadonite (K(Mg,Fe2+)(Fe3+,Al)Si4O10(OH)2)) — mineral

Celadonite in Basalt (Green Earth)

Celadonite (K(Mg,Fe2+)(Fe3+,Al)Si4O10(OH)2)

Prehnite (Prehnite (Ca2Al(AlSi3O10)(OH)2)) — mineral

Prehnite

Prehnite (Ca2Al(AlSi3O10)(OH)2)

Jasper Mushroom Carving (Silicon Dioxide (Microcrystalline Quartz, SiO2)) — mineral

Jasper Mushroom Carving

Silicon Dioxide (Microcrystalline Quartz, SiO2)

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

Desert Rose (Baryte or Gypsum rosette)

Baryte (BaSO4) or Gypsum (CaSO4·2H2O)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

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

Limonite (Iron Ore)

Limonite (FeO(OH)·nH2O)

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Amygdaloidal Basalt with Epidote/Chlorite (Basalt (containing (Ca2(Al2Fe3+)(SiO4)(Si2O7)O(OH)))) — igneous

Amygdaloidal Basalt with Epidote/Chlorite

Basalt (containing (Ca2(Al2Fe3+)(SiO4)(Si2O7)O(OH)))

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Green Aventurine (Aventurine Quartz (SiO2 + Fuchsite inclusions)) — mineral

Green Aventurine

Aventurine Quartz (SiO2 + Fuchsite inclusions)

Gossan (with Limonite and Hematite) (Gossanous iron-oxide rock (Fe2O3 · nH2O)) — sedimentary

Gossan (with Limonite and Hematite)

Gossanous iron-oxide rock (Fe2O3 · nH2O)

Aventurine (Aventurine Quartz (SiO2)) — mineral

Aventurine

Aventurine Quartz (SiO2)

Coarse Sandstone (Arenite (SiO2 based)) — sedimentary

Coarse Sandstone

Arenite (SiO2 based)

Magnetite (Iron(II,III) oxide (Fe3O4)) — mineral

Magnetite

Iron(II,III) oxide (Fe3O4)

Emerald in Matrix (Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities) — gemstone

Emerald in Matrix

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

Pink Garnet (likely Almandine or Rhodolite) (Garnet Group (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)) — mineral

Pink Garnet (likely Almandine or Rhodolite)

Garnet Group (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Sandstone (Ferruginous) (Arenite with Iron Oxide cement) — sedimentary

Sandstone (Ferruginous)

Arenite with Iron Oxide cement

Bornite (Peacock Ore) (Bornite (Cu5FeS4)) — mineral

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

Sandstone (Quartzose Sandstone) (Clastic Sedimentary Rock (Lithic arenite / Quartz arenite)) — sedimentary

Sandstone (Quartzose Sandstone)

Clastic Sedimentary Rock (Lithic arenite / Quartz arenite)

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

Potassium Feldspar (Orthoclase / Microcline)

KAlSi3O8

Muscovite Mica (Muscovite [KAl2(AlSi3O10)(OH)2]) — mineral

Muscovite Mica

Muscovite [KAl2(AlSi3O10)(OH)2]

Basalt Porphyry (Porphyritic Basalt) — igneous

Basalt Porphyry

Porphyritic Basalt

Sandstone (Sedimentary Clastic Rock (Quartz-rich)) — sedimentary

Sandstone

Sedimentary Clastic Rock (Quartz-rich)

Sandstone (likely Arkosic) (Arenite (SiO2 based)) — sedimentary

Sandstone (likely Arkosic)

Arenite (SiO2 based)

Fossil Coral (Scleractinia (Fossilized Hexacoral)) — fossil

Fossil Coral

Scleractinia (Fossilized Hexacoral)

Clear Quartz (Rock Crystal) (Silicon Dioxide (SiO2)) — mineral

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Limonite / Goethite (Iron Ore Mineral nodule) (FeO(OH)·nH2O / FeO(OH)) — mineral

Limonite / Goethite (Iron Ore Mineral nodule)

FeO(OH)·nH2O / FeO(OH)

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

Apatite

Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))

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

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Halite (Sodium Chloride (NaCl)) — Mineral

Halite

Sodium Chloride (NaCl)

Dendritic Agate (Montana Moss Agate) (Silicon Dioxide (SiO2) - Chalcedony with Manganese/Iron inclusions) — mineral

Dendritic Agate (Montana Moss Agate)

Silicon Dioxide (SiO2) - Chalcedony with Manganese/Iron inclusions

Green Quartzite (Tumbled) (Metamorphosed Quartz-rich Sandstone) — metamorphic

Green Quartzite (Tumbled)

Metamorphosed Quartz-rich Sandstone

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss