Pyrite
Iron Sulfide (FeS2)
mineral
Category
Sedimentary Or Mineral
Browse sedimentary or mineral specimens identified by the Rock Identifier community.
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Hematite
Hematite (Fe2O3)
mineral
Limonite
FeO(OH)•nH2O
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Green Fluorite
Fluorite (CaF2)
mineral
Blue Apatite
Apatite (Ca5(PO4)3(F,Cl,OH))
mineral
Satin Spar (Selenite variant)
Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)
mineral
Limonite
Hydrated iron(III) oxide-hydroxide, FeO(OH)·nH2O
mineral
Limonite
FeO(OH)·nH2O
mineral
Red Sandstone Pebble
Sedimentary Quartz Arenite / Arkose
sedimentary
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
mineral
Marcasite Sun
Marcasite (FeS2)
mineral
Chert / Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Limonite
FeO(OH)·nH2O
mineral
Sandstone
Clastic Sedimentary Rock
sedimentary
Sphalerite
(Zn,Fe)S
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Dendritic sandstone
Sandstone with Manganese Oxide dendrites
sedimentary
Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
mineral
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Sedimentary quartz arenite
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Shale
Argillite / Shaly Mudstone
sedimentary
Feldspar
Feldspar Group (Tectosilicate)
mineral
Sulphur
Sulfur (S)
mineral
Sulfur
Sulfur (S)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Actinolite
Ca2(Mg,Fe)5Si8O22(OH)2
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Feldspar
Feldspar Group (Tectosilicate, e.g., KAlSi3O8)
mineral
Sulfur
Native Sulfur (S)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Kyanite
Al2SiO5
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz-veined Sandstone
Quartzite-veined Arenite / SiO2 and quartz sand
sedimentary
Sandstone (Sedimentary Concretion/Disk)
Arenite (predominantly SiO2)
sedimentary
Limonite
FeO(OH)•nH2O
mineral
Turtle Stone / Septarian Nodule
Septarian Concretion
sedimentary
Apatite
Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)
mineral