Lapis Lazuli
Lapis Lazuli (Rock containing Lazurite, Calcite, and Pyrite)
metamorphic
Category
Marble
Browse marble specimens identified by the Rock Identifier community.
Quartzite
Quartzite (SiO2)
metamorphic
Optical Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Optical Calcite (Iceland Spar)
Calcite (Calcium Carbonate, CaCO3)
mineral
Black Diamond / Black Sapphire
Carbon (C) or Corundum (Al2O3)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz (Engineered Quartz Surface)
Silicon Dioxide (SiO2) based composite
mineral (man-made composite)
Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz (Engineered Stone Countertop)
Silicon Dioxide (SiO2) with polymer resins
Sedimentary-like (Industrial Composite)
Calcite
Calcium Carbonate (CaCO3)
mineral
Yellow Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Graphite
Graphite (Native Carbon, C)
metamorphic
Quartzite with Iron Inclusions
Quartzite (primarily SiO2)
metamorphic
Quartzite River Rock
Metamorphic Quartzite (primarily SiO2)
metamorphic
Synthetic Marbled Aggregate (Footwear Component)
Ethylene-vinyl acetate (Croslite™)
not a rock (man-made polymer)
Moqui Marble
Ironstone Concretion (Goethite/Hematite shell with Sandstone core)
sedimentary
Moqui Marble
Ironstone Concretion (Goethite/Hematite)
sedimentary
Moqui Marble
Ironstone Concretion (Limonite/Hematite over Sandstone)
sedimentary
White Marble
Recrystallized Calcite (CaCO3)
metamorphic
White Marble
Recrystallized Calcite (CaCO3)
metamorphic
Black Marble
Recrystallized Limestone (CaCO3)
metamorphic
Carrara Marble
Metamorphosed Limestone (principally Calcium Carbonate, CaCO3)
metamorphic
Marble (Calcitic)
Metamorphosed Limestone (CaCO3)
metamorphic
Moqui Marble
Iron Oxide Concretion (Limonite/Hematite over Sandstone)
sedimentary
Marble (polished)
Recrystallized Calcite (CaCO3)
metamorphic
White Marble
Recrystallized Calcite (CaCO3)
metamorphic
Moqui Marble
Iron Oxide Concretion (Hematite/Goethite-cemented Sandstone)
sedimentary
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Calcite (Iceland Spar)
Calcite (Calcium Carbonate, CaCO3)
mineral
Lapis Lazuli
Lazurite-rich metamorphic rock
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Green Quartzite
Metamorphic Quartz (SiO2) with Chromium-rich inclusions (Fuchsite)
metamorphic
Orange Calcite
Calcite (Calcium Carbonate - CaCO3)
mineral
Orange Calcite (Cleavage Rhomb)
Calcite (Calcium Carbonate, CaCO3)
mineral
Banded Calcite (often sold as Onyx Marble)
Calcium Carbonate (CaCO3)
mineral
Orange Calcite with Siderite/Iron Oxide Coating
Calcium Carbonate (CaCO3)
mineral
Quartzite with Feldspar
Quartzite (mainly SiO2) with inclusions of Potassium Feldspar (KAlSi3O8)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Honey Calcite
Calcium Carbonate (CaCO3)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral