Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Category
Metamorphic Or Sedimentary (With Staining)
Browse metamorphic or sedimentary (with staining) specimens identified by the Rock Identifier community.
Raw Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite)
metamorphic
Gold
Native Gold (Au)
mineral
Tiger's Eye
Titanium-containing Quartz (Silica: SiO2)
Mineral
Schorl (Black Tourmaline)
Sodium Iron Aluminum Borosilicate Hydroxide; NaFe2+3Al6Si6O18(BO3)3(OH)3OH
mineral
Rhodonite
Rhodonite (Manganese Silicate), chemical formula: (Mn,Fe,Mg,Ca)SiO3
Mineral
Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite mica)
metamorphic
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Metagabbro / Epidote Gneiss
Epidote bearing Hornblende Gneiss
metamorphic
Granite Cobble
Plutonic Igneous Rock (Granitic)
igneous
Quartz (Milky or Iron-stained)
Quartz (Silicon Dioxide, SiO2)
mineral
Rhodonite
Rhodonite (Manganese Iron Magnesium Calcium Silicate) - (Mn,Fe,Mg,Ca)SiO3
mineral
Granitic Pegmatite (Muscovite and Quartz)
Pegmatite (KAl2(AlSi3O10)(OH)2 / SiO2)
igneous
Epidote
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
mineral
Unakite
Epidotized Granite
metamorphic
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Raw Emerald
Beryl (Be3Al2Si6O18 with Chromium/Vanadium)
mineral
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2
metamorphic
Specular Hematite
Specularite (Iron Oxide, Fe2O3)
mineral
Jade (Nephrite and Jadeite)
Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2; Jadeite: NaAlSi2O6
metamorphic
Amethyst
Amethyst (Silicon Dioxide - SiO2)
mineral
Yellow Aventurine (Yellow Quartz)
Silicon Dioxide (SiO2) with inclusions of Muscovite or Mica
Mineral (variant of Quartz)
Jadeite
Jadeite (NaAlSi2O6)
metamorphic
Rhodonite in Quartz Matrix
Rhodonite (Manganese Iron Magnesium Calcium Silicate - Mn,Fe,Mg,Ca)SiO3
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Blue Quartzite (River Pebble)
Quartzite (primarily SiO2 with Dumortierite or Crocidolite inclusions)
metamorphic
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
mineral
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Amazonite
Microline Feldspar (KAlSi3O8)
mineral
Hypersthene
Hypersthene (formula: (Mg,Fe)SiO3)
mineral
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite (K(Al,Cr)3Si3O10(OH)2)
metamorphic
Fuchsite
K(Al,Cr)2(AlSi3O10)(OH)2 (Chromium-rich Muscovite)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Moonstone (Feldspar)
Orthoclase (KAlSi3O8) or Albite (NaAlSi3O8)
mineral
Tiger's Eye
Tiger's Eye (Pseudomorph of Quartz after Crocidolite), SiO2
metamorphic
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Rough Ruby
Corundum (Al2O3) with Chromium traces
mineral
Ruby
Corundum (Al2O3 with Chromium traces)
mineral
Black Tourmaline
Schorl (Sodium iron aluminum borosilicate), NaFe3Al6(BO3)3Si6O18(OH)4
mineral