Yellow Calcite
Calcium Carbonate (CaCO3)
Category
Browse marble specimens identified by the Rock Identifier community.
Yellow Calcite
Calcium Carbonate (CaCO3)
Orange Calcite
Calcium Carbonate (CaCO3)
Orange Calcite
Calcium Carbonate (CaCO3)
Fuchsite Gneiss (Green Quartzite)
Chromium-rich Muscovite (KAl2(AlSi3O10)(OH)2 with Cr replacements)
Calcite
Calcium Carbonate (CaCO3)
Lapis Lazuli
Lapis Lazuli (Rock composed primarily of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Lapis Lazuli
Lapis Lazuli (Complex silicate mixture containing Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Lapis Lazuli
Lapis Lazuli (Complex silicate mineral mix including Lazurite, Pyrite, and Calcite)
Blue Sapphire (in a faceted jewelry setting)
Corundum (Al2O3) with trace Iron and Titanium
White Sapphire
Corundum (Al2O3)
Calcite (Optical or Clear Calcite)
Calcium Carbonate (CaCO3)
Orange Calcite
Calcite (Calcium Carbonate, CaCO3)
Optical Calcite (Iceland Spar)
Calcite (Calcium Carbonate, CaCO3)
Educational Geologic Collection
Mixed Mineral and Rock Collection (Various compositions)
Lapis Lazuli (polished cabochon/sphere)
Na8[Al6Si6O24]Sn with accessory minerals (Pyrite, Calcite)
Marble (polished)
Recrystallized Calcite (CaCO3)
Marble (Calcitic)
Metamorphosed Limestone (CaCO3)
Larimar
NaCa2Si3O8(OH)
White Calcite
Calcium Carbonate (CaCO3)
Banded Calcite (often sold as 'Mexican Onyx')
Calcium Carbonate (CaCO3)
Orange Calcite
Calcium Carbonate (CaCO3)
Blue Calcite
Calcium Carbonate (CaCO3)
Yellow Calcite
Calcium Carbonate (CaCO3)
Calcite
Calcium Carbonate (CaCO3)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Calcite
Calcium Carbonate (CaCO3)
Optical Calcite (Iceland Spar)
Calcite (CaCO3)
Lapis Lazuli
Lapis Lazuli (Complex silicate: Na8[Al6Si6O24]Sn)
Orange Calcite
Calcium Carbonate (CaCO3)
Serpentine
Serpentine Group (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4
White Marble (often sold as Caribbean Calcite or Pistachio Calcite in this form)
Recrystallized Calcite (CaCO3)
Calcite
Calcite (Calcium Carbonate, CaCO3)
Moqui Marble
Iron Oxide Concretion (Limonite/Hematite over Sandstone)
Moqui Marble
Ironstone Concretion (Limonite/Hematite over Sandstone)
Moqui Marble
Ironstone Concretion (Goethite/Hematite)
Moqui Marble
Ironstone Concretion (Goethite/Hematite shell with Sandstone core)
White Marble
Recrystallized Calcite (CaCO3)
Black Marble
Recrystallized Limestone (CaCO3)
White Marble
Recrystallized Calcite (CaCO3)
Carrara Marble
Metamorphosed Limestone (principally Calcium Carbonate, CaCO3)
Moqui Marble
Hematite Concretion (Iron Oxide Concretion)