Gold (Processed)
Gold (Au)
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Gold (Processed)
Gold (Au)
Yellow Jasper
Silicon Dioxide (SiO2) with Goethite/Iron inclusions
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
Dalmatian Stone (Dalmatian Jasper)
Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Blue Quartzite (Aventurine)
Quartzite (primarily SiO2) with inclusions of Dumortierite or Magnesio-riebeckite
Milky Quartz
Silicon Dioxide (SiO2)
Biotite (Black Mica)
K(Mg,Fe)3AlSi3O10(OH,F)2
Dragon Blood Jasper (Epidote with Piedmontite or Quartz)
Epidote-rich Quartzite / SiO2 with (Ca2(Al2,Fe)(Si2O7)(SiO4)O(OH))
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
Nephrite Jade
Nephrite (a variety of the mineral actinolite within the amphibole group); Chemical Formula: Ca2(Mg,Fe)5Si8O22(OH)2
Rhodonite with Manganese Oxides
Rhodonite (Mn,Fe,Mg,Ca)SiO3
Rose Quartz
Silicon dioxide with traces of titanium, iron, or manganese (SiO2)
Green Aventurine
Silicon Dioxide (Quartz) with inclusions of Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Bloodstone (Heliotrope)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Rhodonite
Rhodonite (Mn2+SiO3)
Tiger's Eye
Silicon Dioxide with inclusions (SiO2)
Banded Gneiss
Gneiss (variable mineral composition)
Quartzite
Quartzite (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Dalmatian Jasper / Dalmatian Stone
Peralkaline Rock (Silicon Dioxide with Amphibole inclusions)
Red Jasper
Jasper (Silicon Dioxide with Iron Oxide impurities), SiO2
Lapis Lazuli
Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Tiger's Eye (Mineral Collection)
Tiger's Eye (SiO2 with crocidolite inclusions)
Milky Quartz
Silicon Dioxide (SiO2)
Dumortierite Quartz
Al7(BO3)(SiO4)3O3
Dalmatian Stone
Peralkaline Feldsphathic Igneous Rock
Magnetite / Iron Ore
Magnetite (Fe3O4)
Dalmatian Jasper
Peralkaline rhyolite with Arfvedsonite inclusions
Jasper with Quartz inclusion
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Charoite
Charoite (K(Ca,Na)2Si4O10(OH,F)·nH2O)
Granite
Plutonic felsic igneous rock
Zoisite with Ruby / Anyolite
Anyolite (Ca2Al3(SiO4)3(OH) with Chromian Zoisite and Tschermakite inclusions)
Raw Emerald
Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz / Silicon Dioxide (SiO2)
Red Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
Granite
Intrusive Felsic Igneous Rock
Bronzite
MgSiO3 (Enstatite with 10-30% FeSiO3 in solid solution)
Chert (Iron-stained)
Microcrystalline Quartz (SiO2)
Sunstone
Plagioclase Feldspar (specifically Oligoclase variety containing hematite or goethite inclusions)", composition: (Ca,Na)(Al,Si)2Si2O8
Sunstone
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8