Mineral In Igneous Rock

Granite River Rock

Phaneritic Felsic Igneous Rock (Granite)

Clear Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (specifically Clear Quartz or Rock Crystal)

Silicon Dioxide (SiO2)

Clear Quartz

Quartz (Silicon Dioxide, SiO2)

Aquamarine

Beryl (Be3Al2Si6O18 with trace Fe2+)

Sunstone (Orthoclase Feldspar variant)

Orthoclase (KAlSi3O8) with inclusions

Pyrite

Iron Sulfide (FeS2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Carnelian Agate

Chalcedony (SiO2 with iron oxide impurities)

Basalt

Mafic Igneous Rock (primarily Plagioclase and Pyroxene)

Smoky Quartz

Silicon Dioxide (SiO2)

Ruby

Corundum (Al2O3) with Chromium traces

Lava Rock (Basalt)

Basalt (extrusive igneous rock)

Basalt

Mafic Igneous Rock (composed primarily of plagioclase, pyroxene, and olivine)

Basalt (Crushed Roadstone)

Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)

Granite

Phaneritic Acidic Igneous Rock (Granite)

Quartz Pebble

Silicon Dioxide (SiO2)

Gneiss

Gneissic Metamorphic Rock

Basalt with Mineral Vein (Cobble)

Basalt (with likely Quartz/Calcite vein)

Yellow Calcite

Calcium Carbonate (CaCO3)

Quartz Geode Fragment

Silicon Dioxide (SiO2)

Granite

Granite (Felsic Plutonic Rock)

Granite

Granite (Felsic Plutonic Rock)

Diorite

Diorite (Intermediate intrusive igneous rock)

Turquoise

CuAl6(PO4)4(OH)8·4H2O

Granite

Granite (Phaneritic igneous rock)

Gabbro

Phaneritic Mafic Igneous Rock

Kimberlite

Kimberlite

Greenish Metamorphic Rock (likely containing epidote or chlorite)

Metamorphic rock, possibly epidosite or greenstone

Greenstone

Greenschist (metamorphosed mafic igneous rock)

Sodalite

Sodalite - Na8(Al6Si6O24)Cl2

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Amphibolite

Amphibolite

Clear Quartz Sphere

Quartz (Silicon Dioxide, SiO2)

Granite

Felsic Intrusive Igneous Rock

Basalt

Basalt (Mafic Extrusive Igneous Rock)

Granite

Phaneritic Igneous Rock (composed primarily of Quartz, Feldspar, and Mica)

Blue Sapphire

Corundum (Al2O3)

Iron-stained Milky Quartz

Silicon Dioxide (SiO2) with iron oxide inclusions

Quartz (Vein Quartz)

Silicon Dioxide (SiO2)

Greenstone

Greenschist (Greened Metabasalt)