Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Category
Mineral (Specifically A Gemstone Variety)
Browse mineral (specifically a gemstone variety) specimens identified by the Rock Identifier community.
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Zircon
Zirconium Silicate (ZrSiO₄)
mineral
Ruby
Corundum (Al2O3 with Chromium trace elements)
mineral
Agate (specifically Botswana or Banded Agate variety)
Chalcedony (Silicon Dioxide, SiO2)
mineral
Amethyst
SiO2 (Silicon Dioxide with Iron impurities and natural radiation influence)
mineral
Yellow Chalcedony (Agate)
Silicon Dioxide (SiO2)
mineral
Picture Jasper (specifically Biggs or Deschutes variety)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
sedimentary
Dragon Stone (Dragon Blood Jasper)
Epidote with Pietersite or Red Jasper inclusions (varied SiO2 and Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Yellow Quartz (Citrinated Quartz)
Silicon Dioxide (SiO2)
mineral
Yellow Quartz (Citrine appearance)
Silicon Dioxide (SiO2)
mineral
Mookaite Jasper
Radiolarite (Silicified radiolarian chert)
sedimentary
Banded Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Aquamarine
Beryl (Be3Al2Si6O18)
mineral
Granite (Pink/Red variety)
Felsic Intrusive Igneous Rock
igneous
Dalmatian Stone
Dalmatian Jasper (Aplitic Rock)
igneous
Rose Quartz
Silicon dioxide (SiO2) with traces of titanium, iron, or manganese
mineral
Chert (Jasper variety)
Silicon Dioxide (SiO2)
sedimentary
White Topaz
Aluminum Silicate Fluoride Hydroxide; Al2SiO4(F,OH)2
mineral
Rose Quartz
Silicon dioxide with traces of titanium, iron, or manganese (SiO2)
mineral
Chert (and Flint)
Silicon Dioxide (SiO2)
sedimentary
Seraphinite
Clinochlore (a variety of the chlorite group)
mineral
Unakite
Epidote-Feldspar rock (specifically, a variety of granite)
Metamorphic rock
Chert (Jasper variety)
Microcrystalline Quartz (SiO2)
sedimentary
Pink Granite
Granite (Phaneritic Acidic Igneous Rock)
igneous
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Pegmatitic Granite
Granite (composed of Quartz, Feldspar, and Mica)
igneous
Banded Agate (specifically Sardonyx Agate)
Silicon Dioxide (SiO2) - Chalcedony variety
mineral
Banded Agate (specifically Botswana Agate or Water-line Agate)
Chalcedony (cryptocrystalline variety of Quartz), SiO2
mineral
Banded Agate (specifically Botswana Agate appearance)
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Banded Agate (specifically Carnelian Agate)
Silicon Dioxide (SiO2) - Chalcedony variety
mineral
Tiger's Eye (Multicolor/Variegated)
Pseudomorph of Quartz after Crocidolite (SiO2 with iron oxides)
mineral
Granite Pegmatite with Tourmaline and Muscovite
Pegmatite (Feldspar: KAlSi3O8, Quartz: SiO2, Schorl: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH))
igneous
Hypersthene
Hypersthene ((Mg,Fe)SiO₃)
Mineral
![Turquoise (Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]) — mineral](https://media.rockidentification.com/a2f96ae5-fe1a-40fa-b022-e45fd2897b20-thumbnail.jpg)
Turquoise
Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]
mineral
Citrine
SiO2 (Silicon Dioxide)
mineral
Orbicular Jasper (Ocean Jasper)
Silicon Dioxide (SiO2) with iron and magnesium inclusions
mineral
Blue Lace Agate (Chert/Chalcedony)
Silicon dioxide (SiO2)
mineral
Garnet (specifically Almandine or Pyrope)
Almandine: Fe3Al2(SiO4)3 or Pyrope: Mg3Al2(SiO4)3
mineral
Chalcedony (specifically Agate or Moonstone-like Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (specifically Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Banded Agate (specifically Botswana Agate appearance)
Silicon Dioxide (SiO2)
mineral