Igneous Or Metamorphic (Base Stone); Anthropogenic (Decoration)

Muscovite Mica (with Quartz)

Muscovite (KAl2(AlSi3O10)(OH)2)

Quartzite with Iron Inclusions

Metamorphosed Quartz Sandstone (SiO2 with Fe2O3)

Serpentine Jade (New Jade/Olive Jade)

Serpentinite (a rock composed primarily of serpentine minerals) / Mg3Si2O5(OH)4 for Antigorite and Lizardite

Granite

Phaneritic plutonic felsic rock (primarily Quartz, Feldspar, and Mica)

Yellow Jasper

Silicon Dioxide (SiO2)

Granodiorite

Phaneritic Granodiorite

Basalt with Epidote (Greenstone)

Epidote-bearing Metabasalt

Blue Sapphire

Corundum (Al2O3)

Rough Green Sapphire (Corundum)

Corundum (Al2O3 - Aluminum Oxide with trace elements)

Petrified Wood

Silicified wood (Quartz, SiO2)

Granite

Felsic intrusive igneous rock

Granite

Intrusive igneous rock (Acidic)

Basalt Pebble

Basalt

Diorite (River Cobble)

Intrusive Igneous Diorite

Concrete

Anthropogenic Sedimentary Rock (Hydrated Calcium Silicate)

Biotite Mica

K(Mg, Fe)3AlSi3O10(F, OH)2

Muscovite Mica (in Quartz matrix)

Potassium aluminum silicate hydroxide fluoride (KAl2(AlSi3O10)(F,OH)2)

Dalmatian Stone

Dalmatian Jasper / Feldspathic Igneous Rock

Granite (Weathered)

Granitic intrusive rock

Granite

Granite (compositionally of Quartz, Alkali Feldspar, and Plagioclase)

Muscovite Mica

Muscovite (KAl2(AlSi3O10)(OH)2)

Granite

Granite (composed primarily of Quartz, Alkali Feldspar, and Plagioclase)

Pink Granite

Granite (Phaneritic igneous rock rich in Orthoclase)

Basalt

Mafic Igneous Rock

Granodiorite

Granodiorite (containing Quartz, Plagioclase Feldspar, Biotite, and Hornblende)

Granodiorite / Granite

Granodiorite (containing Quartz SiO2, Plagioclase Feldspar, and Biotite)

Granite

Phaneritic Igneous Rock (Granitic)

Granite

Phaneritic Felsic Igneous Rock

Obsidian Arrowhead

Volcanic Glass (Primary composition: SiO2)

River Rock (Quartzite)

Quartzite (SiO2)

Biotite (Black Mica)

Biotite - K(Mg,Fe)3(AlSi3O10)(OH)2

Grooved Maun Ball (Maul/Hammerstone-like Concretion)

Calcareous/Ferruginous Concretion in Sandstone Matrix

Basalt

Mafic volcanic rock (primarily plagioclase feldspar and pyroxene)

Blue Quartzite

Quartzite (silicon dioxide, SiO2)

Quartz with Mica inclusions (likely Schist or Gneiss host)

Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(OH)2)

Jasper

Silicon dioxide (SiO2)

Green Slag Glass

Amorphous Silicon Dioxide (with metallic impurities)

Amethyst

Quartz (Silicon Dioxide) with Iron impurities, SiO2

Riverstone Quartzite (Water-worn Siltstone/Quartzite)

Metamorphosed Quartz-rich Arenite (SiO2)

Muscovite (White Mica)

Muscovite - Potassium aluminum silicate: KAl2(AlSi3O10)(F,OH)2

Pumice

Pumice (Vesicular volcanic glass)

Muscovite Mica

Muscovite (KAl2(AlSi3O10)(OH)2)