Rock Identifier

Category

Marble

Browse marble specimens identified by the Rock Identifier community.

Learn about Marble in the encyclopedia

Marble

Cipollino Marble

Cipollino Marble

Parian Marble

Carrara Marble

Pentelic Marble

Ruin Marble

Onyx Marble

Green Marble

Picasso Jasper

Migmatite

Crinoidal Limestone

Crinoidal Limestone

Serpentinite

Chalky limestone (Micritic calcite limestone; predominantly CaCO₃) — sedimentary

Chalky limestone

Micritic calcite limestone; predominantly CaCO₃

Polished Picasso jasper (Silicified carbonate rock, commonly marketed as Picasso jasper; composition varies and is not a single mineral species) — metamorphic

Polished Picasso jasper

Silicified carbonate rock, commonly marketed as Picasso jasper; composition varies and is not a single mineral species

Calcite (Honey Calcite and Agate) (Calcium Carbonate (CaCO3)) — mineral

Calcite (Honey Calcite and Agate)

Calcium Carbonate (CaCO3)

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Quartzite (Quartzite (SiO2 main component)) — metamorphic

Quartzite

Quartzite (SiO2 main component)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Green Quartzite (Metamorphic Quartz (SiO2) with Chromium-rich inclusions (Fuchsite)) — metamorphic

Green Quartzite

Metamorphic Quartz (SiO2) with Chromium-rich inclusions (Fuchsite)

Orange Calcite (Calcite (Calcium Carbonate - CaCO3)) — mineral

Orange Calcite

Calcite (Calcium Carbonate - CaCO3)

Orange Calcite (Cleavage Rhomb) (Calcite (Calcium Carbonate, CaCO3)) — mineral

Orange Calcite (Cleavage Rhomb)

Calcite (Calcium Carbonate, CaCO3)

Orange Calcite with Siderite/Iron Oxide Coating (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite with Siderite/Iron Oxide Coating

Calcium Carbonate (CaCO3)

Banded Calcite (often sold as Onyx Marble) (Calcium Carbonate (CaCO3)) — mineral

Banded Calcite (often sold as Onyx Marble)

Calcium Carbonate (CaCO3)

Ruby (Cabochon) (Corundum (Al2O3)) — gemstone

Ruby (Cabochon)

Corundum (Al2O3)

Sapphire (Corundum (Al2O3)) — gemstone

Sapphire

Corundum (Al2O3)

Sapphire (Blue/Violet Rough) (Corundum (Al2O3)) — gemstone

Sapphire (Blue/Violet Rough)

Corundum (Al2O3)

Rhodonite (Manganese Silicate (MnSiO₃)) — mineral

Rhodonite

Manganese Silicate (MnSiO₃)

Lapis Lazuli (Lazurite-dominant metamorphic rock, Na8[Al6Si6O24]n(S,Cl,SO4,OH)2) — metamorphic

Lapis Lazuli

Lazurite-dominant metamorphic rock, Na8[Al6Si6O24]n(S,Cl,SO4,OH)2

Ruby (Corundum (Al2O3 with chromium impurities)) — mineral

Ruby

Corundum (Al2O3 with chromium impurities)

Sapphire in a ring (Corundum (Al2O3)) — mineral

Sapphire in a ring

Corundum (Al2O3)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Moqui Marble (Iron Concretion) (Hematite-Goethite Concretion) — sedimentary

Moqui Marble (Iron Concretion)

Hematite-Goethite Concretion

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Calcite-rich limestone or marble fragment (Calcite (CaCO₃), likely recrystallized carbonate rock) — metamorphic

Calcite-rich limestone or marble fragment

Calcite (CaCO₃), likely recrystallized carbonate rock

Synthetic Marbled Aggregate (Footwear Component) (Ethylene-vinyl acetate (Croslite™)) — not a rock (man-made polymer)

Synthetic Marbled Aggregate (Footwear Component)

Ethylene-vinyl acetate (Croslite™)

not a rock (man-made polymer)

Quartzite (Quartzite (chiefly SiO2)) — metamorphic

Quartzite

Quartzite (chiefly SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite (Stacked Stone Veneer) (Quartzite) — metamorphic

Quartzite (Stacked Stone Veneer)

Quartzite

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite with Hematite staining (Metamorphosed Sandstone (SiO2 with Fe2O3 inclusions)) — metamorphic

Quartzite with Hematite staining

Metamorphosed Sandstone (SiO2 with Fe2O3 inclusions)

Quartzite Pebble (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Quartzite pebble (Quartzite (SiO2)) — metamorphic

Quartzite pebble

Quartzite (SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Larimar (Blue Pectolite (NaCa2Si3O8(OH))) — mineral

Larimar

Blue Pectolite (NaCa2Si3O8(OH))

Larimar (Pectolite (NaCa2Si3O8(OH))) — mineral

Larimar

Pectolite (NaCa2Si3O8(OH))

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Likely polished white-and-gray stone, possibly marble or quartzite (Uncertain from image; likely calcite-rich marble (CaCO₃) or quartzite (SiO₂)) — metamorphic

Likely polished white-and-gray stone, possibly marble or quartzite

Uncertain from image; likely calcite-rich marble (CaCO₃) or quartzite (SiO₂)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Calcite (Iceland Spar) (Calcite (Calcium Carbonate, CaCO3)) — mineral

Calcite (Iceland Spar)

Calcite (Calcium Carbonate, CaCO3)

Likely calcite-rich marble (Calcite (CaCO₃), recrystallized as marble; minor impurities may include mica or quartz) — metamorphic

Likely calcite-rich marble

Calcite (CaCO₃), recrystallized as marble; minor impurities may include mica or quartz

Fossiliferous limestone (likely orthoceras or crinoid-bearing limestone) (Bioclastic carbonate rock; commonly calcite (CaCO₃) with fossil fragments) — fossil

Fossiliferous limestone (likely orthoceras or crinoid-bearing limestone)

Bioclastic carbonate rock; commonly calcite (CaCO₃) with fossil fragments

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)