Granite
Felsic intrusive igneous rock
igneous
Category
Sedimentary Or Igneous Associated Mineral
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
Learn about Sedimentary Or Igneous Associated Mineral in the encyclopedia
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Agate
Silicon Dioxide (Chalcedony), SiO2
sedimentary
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Sodalite in Feldspar (or Sodalite Syenite / Yooperite-type rock)
Na8(Al6Si6O24)Cl2 (Sodalite) with KAlSi3O8 (Feldspar)
mineral
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Red Jasper (Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Jasper
Silicon dioxide, SiO2
Mineral
Barite
Barium Sulfate (BaSO4)
mineral
Feldspar (likely Orthoclase or Plagioclase)
Tectosilicate Feldspar (KAlSi3O8 to (Ca,Na)(Al,Si)4O8)
mineral
Unidentifiable Rock Fragment
Uncertain
Citrine Quartz
Silicon dioxide (SiO2)
mineral
White Howlite (likely)
Howlite, Ca₂B₅SiO₉(OH)₅
mineral
Granite
Felsic intrusive igneous rock
igneous
Diamond in Kimberlite
Kimberlite host rock with C (Carbon) inclusion
igneous
Purple Chalcedony
Silicon Dioxide (SiO2)
mineral
Lapis Lazuli
Complex silicate rock (lazurite, pyrite, calcite)
gemstone
Granite
Intrusive Igneous Rock (composed primarily of quartz, alkali feldspar, and plagioclase)
igneous
Granite
Intrusive Igneous Rock
igneous
Pyrite-bearing schist or quartzite
Micaceous quartz-rich metamorphic rock with pyrite (FeS₂)
metamorphic
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Quartz / Iron-Stained Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions/staining
mineral
Quartz vein in host rock
Quartz (SiO₂), likely in a weathered carbonate or sedimentary matrix
mineral
Fluorite Bracelet (light green beads) and possibly Lavender Jadeite (purple bead)
Fluorite: CaF₂ (Calcium Fluoride); Jadeite: NaAlSi₂O₆ (Sodium Aluminum Silicate)
Mineral for Fluorite; Mineral/Rock for Jadeite (as it's often a rock composed primarily of jadeite mineral)
Emerald
Beryl (Be3Al2(SiO3)6) colored by Chromium and/or Vanadium
mineral
Diorite
Diorite
igneous
Granite
Granite (composed mainly of quartz, alkali feldspar, and plagioclase)
igneous
Granite
Intrusive igneous rock
igneous
Gold Nugget / Placer Gold
Native Gold (Au)
mineral
Granite
Felsic intrusive igneous rock
igneous
Greenschist
Greenschist (Chlorite-Albite-Epidote Schist)
metamorphic
Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
mineral
Metallic sulfide ore, possibly pyrite-rich
Pyrite (FeS₂), potentially mixed with chalcopyrite, galena, or iron oxides
mineral
Limonite (Iron Ore)
Limonite (unstructured hydrated iron(III) oxide-hydroxides, often FeO(OH)·nH2O)
mineral
Red Jasper
Silicon Dioxide (SiO2) with Iron impurities
mineral
Arsenopyrite in Quartz Matrix
Arsenopyrite (FeAsS) with Quartz (SiO2)
mineral
Syenite
Syenite (Phaneritic Igneous Rock)
igneous
Gold
Native Gold (Au)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Weathered schist or gneiss boulder
Micaceous quartz-feldspar schist/gneiss; exact identification is limited by the photograph
metamorphic
Carnelian
Silicon Dioxide (Quartz variety), SiO2
mineral
Tumbled purple fluorite (probable)
Fluorite, calcium fluoride (CaF₂)
mineral