Sodalite
Na8(Al6Si6O24)Cl2
mineral
Category
Sedimentary Or Igneous Associated Mineral
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Pegmatite with Schorl (Black Tourmaline) and Mica
Pegmatite (complex association of NaAlSi3O8, NaFe3Al6(BO3)3Si6O18(OH)4, and KAl2(AlSi3O10)(OH,F)2)
igneous
Amethyst
Silicon Dioxide (SiO2)
mineral
Olivine (likely Peridot variety)
Olivine Mineral Group (specifically Forsterite-Fayalite solid solution series); Chemical formula: (Mg,Fe)2SiO4
Mineral
Shale
Fissile Siliciclastic Sedimentary Rock
sedimentary
Granite
Granite (Felsic Plutonic Rock)
igneous
Sandstone
Arenite (Siliclastic sedimentary rock), SiO2 + various minerals
sedimentary
Rose Quartz
Silicon dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Labradorite
Labradorite (Ca,Na)(Al,Si)4O8
mineral
Labradorite
Labradorite ((Ca, Na)(Al, Si)4O8)
mineral
Red Tiger's Eye beads
Tiger's Eye (variety of Chalcedony, SiO2)
Mineral / Gemstone (variety of Quartz)
Shale
Fissile mudrock (composed primarily of clay minerals and quartz)
sedimentary
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Gneiss
Gneiss (a type of metamorphic rock)
Metamorphic Rock
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Granite
Phaneritic plutonic felsic rock (primarily Quartz, Feldspar, and Mica)
igneous
Granitic Pegmatite with Biotite
Pegmatitic Granite (contains KAlSi3O8, SiO2, K(Mg,Fe)3AlSi3O10(OH)2)
igneous
Emerald
Beryl (Be3Al2Si6O18), specifically the green variety colored by chromium or vanadium
Mineral (Gemstone variety of Beryl)
Granite
Granite (Felsic Intrusive Igneous Rock)
igneous
Sunstone
Plagioclase Feldspar (containing (Ca,Na)(Al,Si)4O8 with Hematite or Copper inclusions)
mineral
Granite Pegmatite
Phaneritic Plutonic Igneous Rock
igneous
Banded Gneiss
Gneiss (pronounced "nice")
metamorphic
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Ferruginous Quartz (Iron-Stained Quartz)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Rough Citrine Quartz
Citrine (Silicon Dioxide, SiO2 with iron impurities)
mineral
Sandstone
Arenite
sedimentary
Pink Satin Spar (Satin Spar Selenite Dyed)
Gypsum (CaSO4·2H2O)
mineral
Howlite
Howlite (Ca2B5SiO9(OH)5)
mineral
Granite
Plutonic Igneous Rock (composed typically of SiO2, Al2O3, K2O, Na2O, CaO)
igneous
Ruby in Matrix
Corundum (Al2O3)
mineral
Limonite-stained Quartz
Silicon Dioxide (SiO2) with Iron Oxide/Hydroxide (FeO(OH)·nH2O) staining
mineral
Rough Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Halite (Rock Salt)
Halite (Sodium Chloride, NaCl)
mineral
Orange Calcite (Cleavage Rhomb)
Calcite (Calcium Carbonate, CaCO3)
mineral
Sandstone
Arenite (primarily SiO2)
sedimentary
Quartz (Amethyst variety)
Silicon Dioxide (SiO2)
mineral
Blue Quartz
Quartz (Silicon Dioxide) with blue inclusions (SiO2)
mineral
Orthoclase Feldspar (Twinning Specimen)
Orthoclase (KAlSi3O8)
mineral
Amygdaloidal Basalt
Basalt with secondary mineral infilling
igneous