Citrine Quartz
Silicon Dioxide (SiO2) with ferric iron impurities
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Citrine Quartz
Silicon Dioxide (SiO2) with ferric iron impurities
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Muscovite Mica (on Quartz Matrix)
Muscovite - KAl2(AlSi3O10)(OH)2
Clear Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Agate (Banded Chalcedony)
Agate (Silicon Dioxide, SiO2)
Clear Quartz
Silicon dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Quartz (Silicon Dioxide, SiO2)
Garnet
Garnet Group (formula varies, e.g., Almasndine: Fe3Al2(SiO4)3)
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Citrine Quartz
Crystalline Quartz (SiO2 with iron impurities)
Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2) / Rock Crystal
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Pyrite (on Quartz/Sulfide matrix)
Iron Sulfide (FeS2)
Smoky Quartz (with Druzy/Polished Edge)
Smoky Quartz (Silicon Dioxide, SiO2)
Clear Quartz Sphere
Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Feldspar (Orthoclase/Potassium Feldspar)
KAlSi3O8 (Potassium Aluminum Silicate)
Clear Quartz
Silicon Dioxide (SiO2)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
White Moonstone (Feldspar)
Potassium aluminum silicate (KAlSi3O8)
Ruby
Corundum (Al2O3 with Chromium traces)
Citrine
Silicon Dioxide (SiO2) with iron impurities
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
Bull Quartz (Milky Quartz)
Quartz (Silicon Dioxide - SiO2)
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
Serpentinite
Serpentinite (containing minerals of the Serpentine subgroup: Antigorite, Lizardite, and Chrysotile; formula (Mg,Fe)3Si2O5(OH)4)
Jasper
Silicon dioxide (SiO2)
Gneiss
High-grade regional metamorphic rock (Foliated)
Red Scoria (Lava Rock)
Vesicular Basalt / Scoria
Milk Quartz (Common White Quartz)
Quartz (Silicon Dioxide, SiO2)
Carnelian (a variety of Chalcedony)
SiO2 (Silicon Dioxide) with Iron Oxide impurities
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2 with iron inclusions)
Schist
Chlorite/Mica Schist
Chinese Writing Stone
Porphyritic Basalt or Porphyritic Andesite with Feldspar phenocrysts (SiO2-rich Silicates)
Rose Quartz
SiO2 (Silicon Dioxide)
Quartz Vein Rock
Quartz (Silicon Dioxide, SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese