Schist
Crystalline Metamorphic Rock (Schistose)
metamorphic
Category
Mineral (Refined Metal)
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Schist (Micaceous Schist)
Schist (containing mainly Muscovite and Quartz)
metamorphic
Schist
Mica Schist
metamorphic
Schist (Kyanite Schist)
Kyanite-Mica Schist (primarily Al2SiO5, KAl2(AlSi3O10)(OH)2, and SiO2)
metamorphic
Schist (Biotite/Mica Schist)
Medium-grade regional metamorphic rock (rich in Phyllosilicates)
metamorphic
Lapis Lazuli
Na6Ca2(Al6Si6O24)(S,SO4,Cl)1-2 (primarily containing Lazurite with inclusions of Calcite and Pyrite)
metamorphic
Moqui Marble
Hematite-Goethite Concretion
sedimentary
Basalt
Aphanitic Mafic Igneous Rock
igneous
Basalt
Basalt (Mafic Extrusive Igneous Rock)
igneous
Basalt (Vesicular)
Basalt (Mafic Extrusive Igneous Rock)
igneous
Fluorite with Rhodochrosite
Fluorite (CaF2) and Rhodochrosite (MnCO3)
Mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Ironstone Concretion (Desert Varnish / Hematite-Goethite Nodule)
Iron oxide / hydroxide deposit (predominantly Fe2O3 and FeO(OH))
sedimentary
Basalt Pebble
Basaltic Igneous Rock
igneous
Scoria (with Iron Oxidation)
Vesicular Basalt / Scoria
igneous
Slate
Slate (Metamorphic Rock)
metamorphic
Moqui Marble
Iron Oxide Concretion
sedimentary
Iron Meteorite (Individual)
Siderite (composed of Kamacite and Taenite minerals)
igneous
Ironstone Concretion
Siderite / Hematite-bearing Sedimentary Rock
sedimentary
Ironstone Concretion (Moqui Marble / Boji Stone)
Sedimentary Iron Oxide Concretion (Fe2O3 / FeO(OH))
sedimentary
Schist
Mica Schist (Group of medium-grade metamorphic rocks)
metamorphic
Schist (Micaceous Schist)
Mica Schist
metamorphic
Moqui Marble (Shaman Stone)
Ironstone Concretion (Fe2O3) - primarily Hematite or Goethite shell with Sandstone core
sedimentary
Nuummite
Nuummite (Orthorhombic amphiboles: Anthophyllite and Gedrite)
metamorphic
Ironstone Concretion (Moqui Marble)
Ironstone concretion (Fe2O3 with a sandstone core)
sedimentary
Basalt (with possible quartz veinsing)
Basalt
igneous
Ironstone Concretion (Moqui Marble type)
Ironstone Concretion (Fe2O3 with SiO2 core)
sedimentary
Vesicular volcanic scoria (likely weathered basaltic scoria)
Scoria; chiefly vesicular basalt, composed mainly of plagioclase, pyroxene, and iron-rich glass
igneous
Garnet Schist
Almandine Garnet-bearing Mica Schist
metamorphic
Schist
Mica Schist
metamorphic
Mica Schist with Pyrite
Muscovite/Biotite Schist with Iron Sulfide (FeS2)
metamorphic
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
Mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
mineral
Orange Calcite (Polished Sphere)
Calcium Carbonate (CaCO3)
mineral
Schorl (Black Tourmaline) in Pegmatite
Sodium Iron Aluminum Borosilicate (NaFe3Al6(BO3)3Si6O18(OH)4)
igneous
Goldstone
Aventurine glass (Synthetic glass with copper inclusions)
mineraloid / man-made glass
Green Aventurine
Silicon Dioxide with Fuchsite (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
metamorphic
Sodalite in Matrix (often called Blue Marble or Sodalite-Syenite)
Sodalite-bearing Syenite / Na8Al6Si6O24Cl2 (Sodalite component)
igneous