Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Category
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky/Common Quartz)
Silicon Dioxide (SiO2)
Chalcedony (Agate/Chert variety)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Sphalerite with Galena
Zinc Sulfide ((Zn,Fe)S) and Lead Sulfide (PbS)
Biotite Gneiss
Gneiss (complex mixture including Biotite K(Mg,Fe)3AlSi3O10(F,OH)2 and Quartz/Feldspar)
Pyrite
Iron Disulfide (FeS2)
Fluorite
Calcium Fluoride (CaF2)
Pyrite (Iron Pyrites)
Iron Sulfide (FeS2)
Granite
Granite (a plutonic igneous rock composed primarily of quartz and feldspar)
Red Jasper
Silicon Dioxide (Microcrystalline Quartz, SiO2)
Kunzite (Spodumene)
Spodumene (LiAlSi2O6)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Lepidolite in Pegmatite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2 (Lepidolite)
River Gravel
Polymictic gravel and pebble aggregate
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
Rhodonite
(Mn,Fe,Mg,Ca)SiO3
Gold in Matrix
Native Gold (Au)
Clear Quartz
Silicon Dioxide (SiO2)
Quartz / Clear Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Hematite (Iron Ore)
Hematite (Fe2O3)
Green Calcite
Calcium Carbonate (CaCO3)
Jasper
Microcrystalline Quartz (SiO2) with iron oxide impurities
Red Jasper
Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions
Red Jasper
Silicon Dioxide with Hematite inclusions (SiO2 + Fe2O3)
Red Jasper or Chert
Jasper (SiO2, a variety of chalcedony with iron oxide impurities), Chert (SiO2)
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
Blue Lace Agate
Banded Chalcedony (Silica/Quartz), SiO₂
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Gold Nugget
Native Gold (Au)
Aquamarine
Beryl (Be3Al2Si6O18)
Rhodonite
Rhodonite (Manganese Silicate), (Mn,Fe,Mg,Ca)SiO3
Arsenopyrite in Quartz Matrix
Arsenopyrite (FeAsS)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)