Rock Identifier

Category

Sedimentary (If Limestone) Or Metamorphic (If Marble)

Browse sedimentary (if limestone) or metamorphic (if marble) specimens identified by the Rock Identifier community.

Learn about Sedimentary (If Limestone) Or Metamorphic (If Marble) in the encyclopedia

Marble

Limestone

Cipollino Marble

Cipollino Marble

Parian Marble

Carrara Marble

Green Marble

Ruin Marble

Pentelic Marble

Onyx Marble

Crinoidal Limestone

Crinoidal Limestone

Lithographic Limestone

Fossiliferous Limestone

Fossiliferous Limestone

Marble (Recrystallized Calcite (CaCO3)) — metamorphic

Marble

Recrystallized Calcite (CaCO3)

White Marble (Recrystallized Calcite / Calcium Carbonate (CaCO3)) — metamorphic

White Marble

Recrystallized Calcite / Calcium Carbonate (CaCO3)

Marble (Metamorphic rock primarily composed of Calcite (CaCO3)) — metamorphic

Marble

Metamorphic rock primarily composed of Calcite (CaCO3)

Honey Calcite (Calcium Carbonate (CaCO3)) — mineral

Honey Calcite

Calcium Carbonate (CaCO3)

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

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

Orange Calcite

Calcite (Calcium Carbonate, CaCO3)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

Polished gray marble slab (Calcite-rich marble (recrystallized limestone; chiefly CaCO₃)) — metamorphic

Polished gray marble slab

Calcite-rich marble (recrystallized limestone; chiefly CaCO₃)

Quartz-rich limestone or calcitic marble (Calcite (CaCO₃), possibly with quartz (SiO₂)) — metamorphic

Quartz-rich limestone or calcitic marble

Calcite (CaCO₃), possibly with quartz (SiO₂)

Marble (Recrystallized Calcite (CaCO3)) — metamorphic

Marble

Recrystallized Calcite (CaCO3)

Yellow Calcite (Calcite (Calcium Carbonate, CaCO3)) — mineral

Yellow Calcite

Calcite (Calcium Carbonate, CaCO3)

Dendritic limestone or marble slab (Manganese-oxide dendrites in carbonate rock, likely calcite (CaCO₃)) — metamorphic

Dendritic limestone or marble slab

Manganese-oxide dendrites in carbonate rock, likely calcite (CaCO₃)

Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

Lapis Lazuli (or Sodalite) (Lapis Lazuli (principally Lazurite: Na6Ca2(Al6Si6O24)S2)) — metamorphic

Lapis Lazuli (or Sodalite)

Lapis Lazuli (principally Lazurite: Na6Ca2(Al6Si6O24)S2)

Likely calcite-rich limestone or marble fragment (Calcite (CaCO₃), probably micritic limestone; exact identification requires testing) — sedimentary

Likely calcite-rich limestone or marble fragment

Calcite (CaCO₃), probably micritic limestone; exact identification requires testing

Marble (Calcite marble; predominantly CaCO₃) — metamorphic

Marble

Calcite marble; predominantly CaCO₃

Lapis Lazuli (Lapis Lazuli (Mineral composition: Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)) — metamorphic

Lapis Lazuli

Lapis Lazuli (Mineral composition: Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)

Banded calcite marble (Calcite-rich marble (CaCO₃), likely impure marble) — metamorphic

Banded calcite marble

Calcite-rich marble (CaCO₃), likely impure marble

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Marble (Fire and Ice or Pink Veined) (Metamorphosed Limestone (principally CaCO3)) — metamorphic

Marble (Fire and Ice or Pink Veined)

Metamorphosed Limestone (principally CaCO3)

Lapis Lazuli (Lapis Lazuli (Complex aggregate of Lazurite, Calcite, and Pyrite)) — metamorphic

Lapis Lazuli

Lapis Lazuli (Complex aggregate of Lazurite, Calcite, and Pyrite)

Banded calcite (likely marble or calcite-rich limestone) (Calcite, CaCO₃; possibly calcitic marble) — metamorphic

Banded calcite (likely marble or calcite-rich limestone)

Calcite, CaCO₃; possibly calcitic marble

White Marble Pebble (Recrystallized Calcite (CaCO3)) — metamorphic

White Marble Pebble

Recrystallized Calcite (CaCO3)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Lapis Lazuli (prominent blue specimen in collection) (Lazurite-rich metamorphic rock (Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2) — metamorphic

Lapis Lazuli (prominent blue specimen in collection)

Lazurite-rich metamorphic rock (Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2

Tumbled blue-gray stone, likely marble or quartzite (Indeterminate; probably calcite marble (CaCO₃) or quartzite (SiO₂)) — metamorphic

Tumbled blue-gray stone, likely marble or quartzite

Indeterminate; probably calcite marble (CaCO₃) or quartzite (SiO₂)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

White Marble (Recrystallized Calcite (CaCO3)) — metamorphic

White Marble

Recrystallized Calcite (CaCO3)

Polished Marble (likely Carrara-type with Iron oxides) (Metamorphosed Carbonate (CaCO3)) — metamorphic

Polished Marble (likely Carrara-type with Iron oxides)

Metamorphosed Carbonate (CaCO3)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Banded limestone or marble (Calcite-rich carbonate rock; likely veined limestone, possibly low-grade marble (CaCO₃)) — metamorphic

Banded limestone or marble

Calcite-rich carbonate rock; likely veined limestone, possibly low-grade marble (CaCO₃)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Ruby (Corundum) (Aluminum oxide (Al2O3) with Chromium traces) — mineral

Ruby (Corundum)

Aluminum oxide (Al2O3) with Chromium traces

Coarse-Grained Marble (Recrystallized Limestone (Major component: CaCO3)) — metamorphic

Coarse-Grained Marble

Recrystallized Limestone (Major component: CaCO3)

Calcite (Optical Calcite / Iceland Spar) (Calcium Carbonate (CaCO3)) — mineral

Calcite (Optical Calcite / Iceland Spar)

Calcium Carbonate (CaCO3)

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

Lapis Lazuli

Na8[Al6Si6O24]n(S,Cl,SO4,OH)2

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Lapis Lazuli (Fragment) (Lazurite-rich metamorphic rock) — metamorphic

Lapis Lazuli (Fragment)

Lazurite-rich metamorphic rock

Tumbled pale green calcite (Calcite (CaCO₃)) — mineral

Tumbled pale green calcite

Calcite (CaCO₃)