Milky Quartz
Silicon Dioxide (SiO2)
mineral
Category
Mixed (Sedimentary, Igneous, And Metamorphic)
Browse mixed (sedimentary, igneous, and metamorphic) specimens identified by the Rock Identifier community.
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Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Apatite-(CaF), Ca5(PO4)3F
mineral
Quartz (Milk/Citrine variety)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Peacock Ore (Chalcopyrite)
Chalcopyrite (CuFeS2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Grain)
Silicon Dioxide (SiO2)
mineral
Quartz in Matrix
Silicon Dioxide (SiO2)
mineral
Yellow Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Blue Calcite
Calcite (CaCO3)
mineral
Clear Quartz Crystal
Quartz (Silicon Dioxide - SiO2)
mineral
Agate
Silicon Dioxide (Chalcedony), SiO2
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Small pale mineral fragment
Unidentified; possibly quartz, calcite, or feldspar
mineral
Quartz (Iron-stained or Chalcedony varieties)
Silicon Dioxide (SiO2)
mineral
Greenschist
Greenschist (composed mainly of chlorite, epidote, actinolite, and albite)
metamorphic
Citrine
Citrine (Silicon Dioxide, SiO2)
mineral
Moonstone (specifically Cat's Eye or Gray Moonstone)
Orthoclase (Potassium Aluminum Silicate) with the formula (K,Na)AlSi3O8
mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Amethyst Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Granite
Phaneritic plutonic rock (Quartz, Feldspar, Mica)
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Water-worn Pebble)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Raw Garnet (Hessonite / Spessartine)
Silicate mineral group (X3Y2(SiO4)3)
gemstone
Muscovite Mica
KAl2(AlSi3O10)(OH)2
mineral
Gneiss with Quartz/Feldspar Vein
Quartz-Feldspathic Gneiss
metamorphic
Citrine
Silicon Dioxide (SiO2)
mineral
Amethyst
Quartz (Silicon Dioxide with iron impurities), SiO2
mineral
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Yellow Quartz (Citrine/Gold Quartz)
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2
mineral