Peacock Ore
Bornite (Cu5FeS4)
Category
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
Peacock Ore
Bornite (Cu5FeS4)
Lepidolite Pebble
K(Li,Al)3(Al,Si,3O10)(F,OH)2
Turquoise (Dyed Howlite/Magnesite)
CuAl6(PO4)4(OH)8·4H2O (Natural Turquoise) or Ca2B5SiO9(OH)5 (Howlite)
Peacock Ore
Bornite (Cu5FeS4) or Chalcopyrite treated with acid
Quartz Pebble
Silicon Dioxide (SiO2)
Silver Nugget
Native Silver (Ag)
Pyrite
Iron Sulfide (FeS2)
Peacock Ore
Bornite (Cu5FeS4) with surface tarnish
Epidote with Quartz
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
Precious Opal in Matrix
Hydrated Silica (SiO2·nH2O)
Malachite and Azurite on Gossan (Ironstone Matrix)
Cu2CO3(OH)2 (Malachite) on FeO(OH)·nH2O (Limonite/Gossan)
Calcite
Calcium Carbonate (CaCO3)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz (Iron-stained Quartz)
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine Quartz / Milky Quartz)
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz Crystal
Silicon Dioxide (SiO2)
Common Opal
Hydrated amorphous silica (SiO2·nH2O)
Quartz
SiO2 (Silicon Dioxide)
Gabbro
Gabbro (Mg, Fe)2Si2O6 / CaAl2Si2O8
Pumice
Vesicular volcanic glass (primarily SiO2)
Porphyritic Rhyolite
Porphyritic Rhyolite
Basalt
Mafic Volcanic Rock (composed mainly of Plagioclase, Pyroxene, and Olivine)
Pumice
Pumice (Amorphous volcanic glass)
Snowflake Obsidian
Volcanic Glass with Spherulite inclusions (Chemical composition: 70–75% SiO2 + MgO, Fe3O4)
Granite
Phaneritic Felsic Igneous Rock (Granite)
Diabase (Greenstone)
Diabase (Dolerite)
Granite
Phaneritic Felsic Igneous Rock
Pyrite
Iron Sulfide (FeS2)
Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
Jadeite
NaAlSi2O6 (Sodium Aluminum Silicate)
Rhodonite
Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)
Magnetite (Lodestone)
Magnetite (Fe3O4)
Magnetite
Magnetite (Fe3O4)
Greenschist
Greenschist (containing Chlorite, Actinolite, and Epidote)
Citrine
Quartz (SiO2) - specifically, a variety of macrocrystalline quartz
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2