Mineral Based Composite

Greenstone / Serpentinite

Serpentinite (composed largely of Serpentine group minerals, Mg3Si2O5(OH)4)

Laterite (iron-rich nodule, possibly Bauxite as a subtype)

Laterite (composed of various minerals including goethite, hematite, gibbsite, etc.)

Desert Varnish (on Sandstone)

Rock Varnish (composed of Manganese oxides, Iron oxides, and Clay minerals)

Serpentinite

Serpentinite (composed primarily of minerals in the Serpentine group: Chrysotile, Lizardite, and Antigorite)

Dalmatian Stone

Dalmatian Jasper (a misnomer) / Perthitic Feldspar Rock

Bauxite (Iron-stained Chert / Ironstone Aggregate)

Hydrous aluminum oxide mixture (mainly Gibbsite Al(OH)3, Boehmite γ-AlO(OH), and Goethite α-Fe3+O(OH))

Bauxite

Bauxite (Al2O3·2H2O)

Bauxite (Pisolitic Bauxite)

Bauxite (mixture of Hydrous Aluminum Oxides)

Lapis Lazuli

Lapis Lazuli (A complex rock primarily composed of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)

Lapis Lazuli (Raw)

Lazurite-rich metamorphic rock; Na3Ca(Al3Si3O12)S

Lapis Lazuli

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

Lapis Lazuli

Lapis Lazuli (Rock composed primarily of Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)

Lapis Lazuli (Low-grade)

Lapis Lazuli (Aggregate of Lazurite, Calcite, and Pyrite)

Bauxite

Bauxite (Al2O3·2H2O)

Lapis Lazuli

Lapis Lazuli (Primary mineral: Lazurite, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)

Lapis Lazuli

Lapis Lazuli (Complex aggregate mainly of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)

Lapis Lazuli

Na8[Al6Si6O24]S2 (Lazurite component), a rock composed primarily of Lazurite, Calcite, and Pyrite

Lapis Lazuli

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

Sandstone

Sedimentary Rock (Quartz Sandstone)

Sandstone

Sedimentary Rock (Quartz arenite/Arkose)

Lapis Lazuli

Lazurite-rich metamorphic rock

Bauxite

Aluminum ore (mixture of gibbsite Al(OH)3, boehmite γ-AlO(OH), and diaspore α-AlO(OH))

Bauxite

Bauxite (Mixture of Al(OH)3, AlO(OH), and Fe2O3)

Snowflake Obsidian

Volcanic Glass with Spherulite Inclusions (70–75% SiO2)

Sea Shell Fragment (Calcium Carbonate)

Aragonite / Calcite (CaCO3)

Sandstone

Arenite

Seashell (Calcium Carbonate)

Calcium Carbonate (CaCO3)

Limonite (Iron Ore)

Limonite (Hydrated Iron Oxide, FeO(OH)·nH2O)

Lapis Lazuli (in Matrix)

Lazurite-bearing Metamorphic Rock (Na,Ca)8(AlSiO4)6(SO4,S,Cl)2

Chalcedony (River Stone)

Microcrystalline Quartz (SiO2)

Red Sandstone

Sedimentary Arenite / Quartzose Sandstone

Red Siltstone

Siltstone

Banded Chert

Chert (a microcrystalline variety of quartz, SiO2 with minor impurities)

Quartz Pebble

Crystalline Silicon Dioxide (SiO2)

Lapis Lazuli

Lapis Lazuli (Complex silicate rock containing Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)

Bauxite

Bauxite (Al(OH)3 mixed with Fe2O3 and clay minerals)

Granite

Granite (Felsic intrusive igneous rock)

Amber (specifically Red or Cherry Amber)

Succinite (Resinite); Chemical formula: C10H16O

Fossilized oyster shell in limestone

Bivalvia fossil; chiefly calcite (CaCO₃)

Sandstone (Quartzose Sandstone)

Clastic sedimentary rock (SiO2 dominated)

Granite (Polished Countertop Surface)

Plutonic Igneous Rock (Felsic)

Botryoidal Chalcedony (Agate)

Silicon Dioxide (SiO2)