Green Aventurine
SiO2 (Silicon Dioxide) with Fuchsite inclusions
mineral
Category
Mineral (Metamorphic Pseudomorph)
Browse mineral (metamorphic pseudomorph) specimens identified by the Rock Identifier community.
Pyrite
Iron Sulfide (FeS2)
mineral
Specular Hematite (Specularite)
Hematite (Alpha-Fe2O3)
mineral
Magnetite (Lodestone)
Magnetite (Fe3O4)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Gold Ore in Matrix
Native Gold (Au) in Quartz/Limonite host rock
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Gold Ore in Quartz
Native Gold (Au) in Quartz (SiO2)
mineral
Quartz with Pyrite
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Rhodonite
Rhodonite (Manganese Iron Magnesium Calcium Silicate)
mineral
Schist (specifically Mica Schist)
Mica Schist (primarily composed of Muscovite KAl2(AlSi3O10)(OH)2 and Biotite)
metamorphic
Pyrite on Quartz
Iron Sulfide (FeS2) on Silicon Dioxide (SiO2)
mineral
Quartzite with Quartz Geode / Vug
Crystalline Silicon Dioxide (SiO2) in Metamorphic Host
metamorphic
Mica Group Minerals
There isn't a single scientific name as 'Mica' refers to a group of phyllosilicate minerals. Common scientific names include Muscovite (KAl₂ (AlSi₃O₁₀)(OH)₂), Biotite (K(Mg,Fe)₃AlSi₃O₁₀(OH)₂), Phlogopite (KMg₃AlSi₃O₁₀(OH)₂), and Lepidolite (K(Li,Al)₃(Al,Si,Rb)₄O₁₀(F,OH)₂).
Mineral
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
mineral
Native Gold Nugget
Native Gold (Au)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Galena
Lead(II) sulfide (PbS)
mineral
Arsenopyrite
Arsenopyrite (FeAsS)
mineral
Aquamarine with Ruby Accent
Beryllium Aluminum Silicate (Be3Al2Si6O18) with Aluminum Oxide (Al2O3)
mineral
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
mineral
Biotite (Black Mica)
K(Mg,Fe)3AlSi3O10(OH,F)2
mineral
Feldspar (specifically Orthoclase)
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Gold Ore in Matrix
Native Gold (Au) in Quartz/Host Rock
mineral
Corundum (Sapphire variant)
Aluminium oxide (Al2O3)
mineral
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
mineral
Quartz
Silicon Dioxide (SiO₂)
Mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Banded Agate (Tumbled)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
mineral
Quartz (Milky/Smoky variety on matrix)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO₂)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Olivine (Peridot)
Magnesium Iron Silicate (Mg, Fe)2SiO4
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Moonstone
Orthoclase (Potassium Aluminum Silicate), Formula: (K,Na)AlSi3O8
mineral
Pyrite
Iron Disulfide (FeS2)
Mineral
Gold Ore
Native Gold (Au) in Matrix
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral