Fluorite
Calcium Fluoride (CaF2)
mineral
Category
Mineral, Often Found In Sedimentary Deposits
Browse mineral, often found in sedimentary deposits specimens identified by the Rock Identifier community.
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Pyrite with Galena and Sphalerite on Matrix
Iron Sulfide (FeS2), Lead Sulfide (PbS), Zinc Sulfide (ZnS)
mineral
Red Jasper
Silicon dioxide (Microcrystalline quartz, SiO2)
mineral
Celestite
Celestine (SrSO4)
mineral
Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Gastropod Fossil
Gastropoda
fossil
Limonite (Iron Stone Concretion)
Limonite (Hydrous Iron Oxide) - FeO(OH)·nH2O
mineral
Orange Quartz (Tangerine Quartz)
Silicon Dioxide (SiO2) with Hematite inclusions
mineral
Sandstone
Arenite (SiO2 principal)
sedimentary
Concretion
Sedimentary Concretion
sedimentary
Red Sandstone
Sedimentary Arenite
sedimentary
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Turquoise
Turquoise - CuAl6(PO4)4(OH)8·4H2O
gemstone
Red Jasper
Silicon Dioxide (Microcrystalline Quartz, $SiO_2$)
mineral
Limonite (Ironstone)
Hydrated Iron(III) Oxide-hydroxide (FeO(OH)·nH2O)
sedimentary
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
mineral
Howlite
Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)
mineral
Sulphur
Sulfur (S)
mineral
Galena with Quartz
Lead sulfide (PbS) associated with Silicon dioxide (SiO2)
mineral
Howlite
Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Quartz Geode
Silicon Dioxide (SiO2)
sedimentary
Howlite
Howlite (Ca2B5SiO9(OH)5)
mineral
Blue Celestite
Celestine (SrSO4)
mineral
Howlite
Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)
mineral
Blue Celestite
Strontium Sulfate (SrSO4)
mineral
Agate
Silicon Dioxide (SiO2)
sedimentary
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Limonite
FeO(OH)•nH2O
mineral
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Red Jasper
Jasper (Silicon Dioxide) - SiO2
sedimentary/mineral
Limonite (Ironstone)
FeO(OH)·nH2O
sedimentary
Fossilized Coral
Cnidaria (replacement by silicon dioxide or calcium carbonate)
fossil
Blue Apatite
Apatite (Calcium Phosphate) - Ca5(PO4)3(F,Cl,OH)
mineral
Limonite
FeO(OH)•nH2O
mineral
Jasper
Silicon dioxide (SiO2)
sedimentary
Pyrite
Iron Disulfide (FeS2)
mineral
Galena
Lead Sulfide (PbS)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Geode (Unopened)
Quartz/Chalcedony concretion
sedimentary
Apatite
Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))
mineral