Graphite
Graphite (Carbon, C)
mineral
Category
Mineral On Sedimentary
Browse mineral on sedimentary specimens identified by the Rock Identifier community.
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Feldspar
Triclinic or Monoclinic Tectosilicate (e.g., KAlSi3O8)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Shale with Iron Staining
Fissile Mudrock (Sedimentary Rock)
sedimentary
K-Feldspar (Potassium Feldspar)
Orthoclase / Microcline (KAlSi3O8)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Magnetite / Ironstone
Magnetite (Fe3O4)
mineral
Shale
Lutaceous sedimentary rock
sedimentary
Pitted Sedimentary Rock / Cupstone
Sedimentary rock with weathering pit (arenite / sandstone)
sedimentary
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Limonite
FeO(OH)•nH2O
mineral
River Rock / Stream Pebble
Fluvial Clast / Rounded Sedimentary Particle
Sedimentary Rock (possibly composed of various minerals)
Banded Sedimentary Rock (Wishbone Stone / Banded Quartzite or Limestone)
Silicified limestone or banded sedimentary rock with mineral veins
sedimentary
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Limonite
FeO(OH)·nH2O
mineral
Quartz-veined Sedimentary Rock
Hydrothermally veined Clastic Sedimentary Rock (SiO2 veins in Matrix)
sedimentary
Sandstone
Clastic Sedimentary Rock (composed mostly of SiO2)
sedimentary
Banded sandstone pebble
Quartz-rich lithic sandstone; exact provenance and composition require testing
sedimentary
Pyrite in Shale
Iron Disulfide (FeS2)
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Sandstone
Arenite (SiO2 principal composition)
sedimentary
Mica (Muscovite or Biotite)
Sheet silicate mineral group (e.g., KAl2(AlSi3O10)(F,OH)2)
mineral
Quartz and Mixed Sedimentary Rocks
Silicon Dioxide (SiO2) mixed with various clastic sedimentary lithologies
sedimentary
Red Sandstone
Arenite (SiO2 with Fe2O3)
sedimentary
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Sedimentary Rock
Silicon Dioxide (SiO2) with host Chert or Limestone
mineral
Pyrite cluster (iron pyrite)
Pyrite, FeS₂
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz pebble
Silicon dioxide (SiO2)
mineral
Fragmented Sedimentary Pebble
Clastic Sedimentary Specimen
sedimentary
Shale
Shale (claystone/mudstone)
sedimentary
Sandstone and Conglomerate pebbles
Sedimentary clastic rock
sedimentary
Calcite (Honey Calcite and Agate)
Calcium Carbonate (CaCO3)
mineral
Mixed Gemstone and Mineral Collection
Mixed Silica and Carbonate minerals (SiO2, CaSO4·2H2O, etc.)
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
mineral
Apatite
Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)
mineral
Argillite / Mudstone
Argillaceous sedimentary rock
sedimentary
Rainbow Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Limonite (Ironstone Concretion)
Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)
mineral