Malachite
Copper(II) carbonate hydroxide [Cu2CO3(OH)2]
Category
Browse mineral (synthetic) specimens identified by the Rock Identifier community.
Malachite
Copper(II) carbonate hydroxide [Cu2CO3(OH)2]
Fluorite (Green Fluorite)
Fluorite (Calcium Fluoride, CaF2)
Granite
Phaneritic plutonic igneous rock (SiO2 range 65-75%)
N/A - Non-Geological Item
Gemstone Sand (Mineral Assortment)
Mixed Mineral Concentrates (Commonly including Quartz SiO2, Garnet X3Y2(SiO4)3, and Tourmaline (Na,Ca)(Li,Mg,Al)3(Al,Fe,Mn)6(BO3)3(Si6O18)(OH,F)4)
Milky Quartz with Mineral Inclusions
Silicon Dioxide (SiO2) with miscellaneous inclusions
Milky Quartz with Mineral Inclusions
Quartz (Silicon Dioxide, SiO2)
Amygdaloidal Basalt
Amygdaloidal Basalt (extrusive volcanic rock with mineral inclusions)
Lepidolite
K(Li,Al)3(Si,Al)4O10(F,OH)2
Arsenopyrite with Schist Matrix
Arsenopyrite (FeAsS)
Vanadinite
Vanadinite (Pb5(VO4)3Cl)
Azurite in Matrix
Azurite (Cu3(CO3)2(OH)2) in Rhyolite or Sandstone matrix
Amygdaloidal Basalt
Amygdaloidal Basalt with Secondary Infilling (e.g., Agate, Quartz, or Zeolite)
Amygdaloidal Basalt
Basalt with secondary mineral infilling
Tiger's Eye (Brown/Dark variety)
Pseudomorph of Quartz after Crocidolite (SiO2 with inclusions)
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
Native Copper
Native Copper (Cu)
Limestone with Secondary Mineralization
Calcium Carbonate (CaCO3)
Sandstone (with potential iron mineralization)
Arenite
Malachite or Chrysocolla on Host Rock
Cu2(CO3)(OH)2 (Malachite) or (Cu,Al)2H2Si2O5(OH)4 (Chrysocolla)
Jadeite
NaAlSi2O6; Jadeite silicate mineral
Orthoclase Feldspar
Potassium Feldspar (KAlSi3O8)
Quartz Pebble
Silicon Dioxide (SiO2)
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
Greenstone / Epidosite
Epidosite (Metasomatic rock consisting mainly of Epidite Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH) and Quartz)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Lapis Lazuli
Lapis Lazuli (Complex aggregate mainly of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartzite
Hydrothermal Quartz or Quartzite (SiO2)
Lapis Lazuli
Na8[Al6Si6O24]S2 (Lazurite component), a rock composed primarily of Lazurite, Calcite, and Pyrite
Quartz with Mafic Inclusions
Silicon Dioxide (SiO2) with host igneous matrix
Demitasse Granite (Diorite-Granite transition)
Intermediate Plutonic Rock (Granodiorite/Diorite mix)
Potassium Feldspar (Orthoclase)
Orthoclase (KAlSi3O8)
Lapis Lazuli
Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Quartz (Yellow/Tan Quartzite Pebble)
Silicon Dioxide (SiO2)
Lapis Lazuli
Sodalite-rich metamorphic rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2
Quartz (Milky/Crystal variety)
Silicon Dioxide (SiO2)
Greenstone
Metabasalt (composed mainly of chlorite, epidote, and actinolite)
Lapis Lazuli
Lazurite-rich metamorphic rock
Limonite (with Pyrite)
Limonite (Hydrated Iron Oxide) - FeO(OH)·nH2O
Amazonite
Microcline (K(AlSi3O8))
Serpentinite
Serpentinite