Aquamarine
Beryl (Be3Al2Si6O18)
mineral
Category
Metamorphic (Modified)
Browse metamorphic (modified) specimens identified by the Rock Identifier community.
Yellow Aventurine (specifically a carved crescent moon)
Silicon Dioxide (SiO2) with inclusions
mineral
Smoky Quartz (with complementary stones in jewelry setting)
Smoky Quartz (Silicon Dioxide - SiO2)
mineral
Banded Agate (White Agate)
Chalcedony (Silicon Dioxide, SiO2)
mineral
Aquamarine
Beryl (Be3Al2Si6O18)
mineral
Orthoclase Feldspar (Sunstone variety)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Emerald with Matrix (Emerald in Mica Schist)
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
mineral
Specular Hematite (Iron Ore)
Iron(III) oxide (Fe2O3)
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Sodalite
Sodalite - Na8(Al6Si6O24)Cl2
mineral
Amethyst
Amethyst (Silicon Dioxide, SiO2)
mineral
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Citrine
Silicon dioxide (SiO2)
mineral
Smoky Quartz (with inclusions)
Silicon Dioxide (SiO2)
mineral
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Quartz (Silicon Dioxide) - SiO2
mineral
Citrine or Yellow Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Green Aventurine
Silicon dioxide (SiO2) with fuchsite inclusions
mineral
Star Ruby
Corundum (Al2O3 with chromium and rutile inclusions)
mineral
Quartz (Clear Quartz/Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Jadeite Jade
NaAlSi2O6 (Sodium Aluminum Silicate)
metamorphic
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Rhodonite
Rhodonite (Manganese Silicate), (Mn,Fe,Mg,Ca)SiO3
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Green Calcite
Calcium Carbonate (CaCO3)
mineral
Moonstone
Orthoclase Feldspar (KAlSi3O8)
mineral
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
metamorphic
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Raw Emerald
Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)
mineral
Biotite (Black Mica)
Biotite (K(Mg,Fe++)3AlSi3O10(OH,F)2)
mineral
Dumortierite Quartz
Dumortierite (Al7BO3(SiO4)3O3) in Quartz (SiO2)
metamorphic
Jadeite
Jadeite (NaAlSi2O6)
metamorphic
Blue Sapphire (likely costume glass imitation)
Corundum (Al2O3) with iron/titanium impurities
mineral
Quartz (Smoky/Grey variety)
Silicon Dioxide (SiO2)
mineral