Rose Quartz
Silicon Dioxide (SiO2)
mineral
Category
Mineral With Artificial Coating
Browse mineral with artificial coating specimens identified by the Rock Identifier community.
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Bacan Stone (Chrysocolla-in-Chalcedony)
Chrysocolla in Chalcedony (SiO2 with (Cu, Al)2H2Si2O5(OH)4·nH2O)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Limonite with Galena
FeO(OH)·nH2O (Limonite) and PbS (Galena)
mineral
Standing Liberty Quarter (Silver Specimen)
Native Silver alloy (Ag with Cu traces)
mineral
Botryoidal Chalcedony (Agate)
Silicon Dioxide (SiO2)
mineral
Orange Calcite (Mexican Onyx)
Calcium Carbonate (CaCO3)
mineral
Carnelian
Silicon dioxide (SiO2) with iron oxide impurities
mineral
Gold Nugget
Native Gold (Au)
mineral
Milky Quartz with Inclusions
Quartz (Silicon Dioxide, SiO2)
mineral
Sodalite
Sodalite (Sodium Aluminum Silicate Chloride) - Na8(Al6Si6O24)Cl2
mineral
Kyanite
Kyanite (Al2SiO5)
mineral
Blue Chalcedony
Silicon Dioxide (SiO2)
mineral
Tumbled Quartz (Snow Quartz)
Silicon Dioxide (SiO2)
mineral
Opalite
Synthetic Opalised Glass
mineral
Hemimorphite on Limonite Gossan
Hemimorphite (Zn4Si2O7(OH)2·H2O) on Limonite matrix
mineral
Blue Chalcedony
Chalcedony (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Carnelian (a variety of Chalcedony)
SiO2 (Silicon Dioxide with Iron Oxide impurities)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Black Onyx
Silicon Dioxide (SiO2)
mineral
Ruby
Corundum (Al2O3)
mineral
Yellow Aventurine
Quartz (SiO2) with iron-bearing inclusions
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz with Hematite inclusions
Silicon Dioxide (SiO2) with Fe2O3 inclusions
mineral
Rough Precious Opal
Hydrated Silica (SiO2·nH2O)
mineral
Orange Calcite
Calcite (CaCO3)
Mineral
Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Fuchsite
Chromium-rich Muscovite (KAl2(AlSi3O10)(OH,F)2 with Cr replacements)
mineral
Malachite
Copper(II) carbonate hydroxide, Cu2CO3(OH)2
mineral
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
mineral
Agate
Silicon Dioxide (SiO2) - Banded Chalcedony
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Agate
Chalcedony (SiO2)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Amber (Dark/Black Variety)
Succinite (Resinite), C10H16O
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
mineral
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
mineral
Chalcedony
Chalcedony (SiO2)
mineral
Biotite or Phlogopite Mica
K(Mg,Fe)3(AlSi3O10)(F,OH)2
mineral