Quartz (Milky/Gray variety)
Silicon Dioxide (SiO2)
mineral
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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Pyrite
Iron Sulfide (FeS2)
mineral
Granite Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Magnetite (potentially Lodestone)
Magnetite (Iron(II,III) oxide, Fe3O4)
mineral
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
River Pebble (Gneiss or Granite)
Metamorphic Rock (likely Gneiss or Granitic composition)
metamorphic
Granitic Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2)
mineral
Gold Grain
Native Gold (Au)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Golden Sheen Obsidian
Obsidian (volcanic glass) with inclusions of gas bubbles and mineral crystals (e.g., hematite, magnetite) causing the sheen
igneous
Granite
Felsic intrusive igneous rock
igneous
Amazonite (or Amazon Stone)
Potassium Feldspar (Microcline), K(AlSi3O8)
mineral
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Quartz Crystal Fragment
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Chalcedony (Grey/White Agate)
Silicon Dioxide (SiO₂)
mineral
Pyrite (on Quartz matrix)
Iron Disulfide (FeS2)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Fluorite (Green Fluorite)
Calcium Fluoride (CaF2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Rhodochrosite in Quartz
Manganese Carbonate (MnCO3)
mineral
Lepidolite
Lepidolite - K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Gold in Quartz Matrix
Native Gold (Au) in Quartz (SiO2)
mineral
Howlite
Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)
mineral
Uraninite (Pitchblende)
Uranium dioxide (UO2)
mineral
Prase Quartz on Feldspar
Quartz (Silicon Dioxide, SiO2) with Hedenbergite inclusions on Potassium Feldspar (KAlSi3O8)
mineral