Clear Quartz
Silicon Dioxide (SiO2)
mineral
Category
Metamorphic And Igneous Rocks
Browse metamorphic and igneous rocks specimens identified by the Rock Identifier community.
Learn about Metamorphic And Igneous Rocks in the encyclopedia
View all →
Mica
Mica group (often Muscovite or Biotite)
mineral
Clear Quartz
SiO2 (Silicon Dioxide)
gemstone
Yellow Sapphire or Citrine
Al2O3 (Corundum) or SiO2 (Quartz)
mineral
Iolite
Cordierite (Magnesium Aluminum Silicate, (Mg,Fe)2Al3(AlSi5O18))
gemstone
Pyrite (Fools Gold)
Iron Disulfide (FeS2)
mineral
Quartz with Chalcopyrite and Pyrite
Silicon Dioxide (SiO2) with Copper Iron Sulfide (CuFeS2)
mineral
Green Aventurine
Quartz (Silicon Dioxide, SiO2) with fuchsite inclusions
mineral
Raw Garnet (Hessonite / Spessartine)
Silicate mineral group (X3Y2(SiO4)3)
gemstone
Blue Apatite
Apatite-(CaF), Ca5(PO4)3F (Calcium Fluorophosphate)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Quartz with Epidote
Silicon dioxide (SiO2) with Calcium aluminum iron silicate (Ca2Al2(Fe3+;Al)(SiO4)(Si2O7)O(OH))
mineral
Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
mineral
Amazonite
Amazonite (Microcline Feldspar) K(AlSi3O8)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Almandine Garnet
Iron aluminum silicate (Fe3Al2(SiO4)3)
metamorphic
Tumbled black tourmaline
Schorl tourmaline, NaFe3Al6(BO3)3Si6O18(OH)4
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Magnetite (Charnockite Regional Variation)
Magnetite (Fe3O4)
mineral
Ruby (Corundum)
Aluminum oxide (Al2O3) with Chromium traces
mineral
Garnet
Almandine-Pyrope group, X3Y2(SiO4)3
mineral
Quartz with Chalcopyrite (or Pyrite)
Silicon Dioxide (SiO2) with Copper Iron Sulfide (CuFeS2)
mineral
Quartz (Smoky Quartz with inclusions)
Silicon Dioxide (SiO2)
mineral
Seven Chakra Bonded Stone
Bonded composite of Red Jasper, Carnelian, Tiger's Eye, Aventurine, Lapis Lazuli, Amethyst, and Clear Quartz
metamorphic
Quartz (Clear Quartz)
Silicon Dioxide (SiO2)
mineral
Blue Topaz
Al2SiO4(F,OH)2
gemstone
Potassium Feldspar (Microcline / Orthoclase)
KAlSi3O8
mineral
Labradorite (a variety of Feldspar)
Labradorite; (Na,Ca)(Al,Si)4O8 (a plagioclase feldspar)
igneous
Quartz with inclusions
SiO2
mineral
Clear Quartz Point
Silicon Dioxide (SiO2)
mineral
Epidote with Quartz/Feldspar
Epidote (Ca2(Al, Fe)3(SiO4)3(OH)) with associated minerals in a host rock
Mineral/Metamorphic rock
Milky Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Greenish Metamorphic Rock (likely containing epidote or chlorite)
Metamorphic rock, possibly epidosite or greenstone
Metamorphic
Epidote
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Muscovite
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Zoisite with Ruby
Anyolite (Calcium aluminum hydroxy silicate with Corundum) Ca2Al3(SiO4)3(OH)
metamorphic
Quartz Crystal Cluster (with Selenite Satin Spar)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz Cluster
Quartz (Silicon Dioxide) - SiO2
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral