Quartz
Silicon Dioxide (SiO2)
Category
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
Quartz
Silicon Dioxide (SiO2)
Citrine and Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Hematite
Iron (III) oxide (Fe2O3)
Pyrite
Iron Disulfide (FeS2)
Calcite
Calcium Carbonate (CaCO3)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Blue Calcite
Calcium Carbonate (CaCO3)
Fluorite
Fluoride (Calcium Fluoride - CaF2)
Pyrite
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Chalcedony (Milky Agate/Quartz)
Silicon Dioxide (SiO2)
Quartz Geode
Silicon Dioxide (SiO2)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Yellow Calcite
Calcium Carbonate (CaCO3)
Yellow Quartz (Citrine/Yellow Jasper)
Silicon Dioxide (SiO2)
Calcite
Calcium Carbonate (CaCO3)
Hematite
Iron(III) oxide (Fe2O3)
Pyrite
Iron Disulfide (FeS2)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Optical Calcite (Iceland Spar)
Calcite (Calcium Carbonate, CaCO3)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Pyrite (Iron Pyrites)
Iron Sulfide (FeS2)
Greenstone
Greenschist / Greenstone (Epimetamorphic Rock)
Chert (Flint Nodular)
Silicon Dioxide (SiO2)
Jasper
Silicon dioxide (SiO2)
Fluorite
Calcium Fluoride (CaF2)
Quartz-bearing Ore (likely Gold-bearing Quartz)
Quartz (SiO2) with potential sulfide mineralization (Pyrite/Arsenopyrite)
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
Fuchsite (Green Muscovite in Quartz)
Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)
Cinnabar
Mercury(II) sulfide (HgS)
Pyromorphite on Epidote
Pyromorphite [Pb5(PO4)3Cl] and Epidote [Ca2(Al2,Fe3+)(SiO4)3(OH)]
Clear Quartz Crystal
Silicon Dioxide (SiO2)
Potassium Feldspar and Quartz
KAlSi3O8 (Potassium Feldspar) and SiO2 (Quartz)
Jadeite
Jadeite, NaAlSi2O6
Porphyry (specifically Porphyritic Basalt or Andesite)
Porphyritic extrusive igneous rock (Mg,Fe)2SiO4 (Olivine inclusions/Plagioclase Feldspar)
Diabase
Diabase (also known as Dolerite)
Jasper Conglomerate
Polymictic Conglomerate with Jasper and Quartz