Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Category
Igneous And Mineral
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Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Moonstone
Orthoclase (KAlSi3O8) with inclusions of Albite (NaAlSi3O8)
mineral
Dendritic Agate
Silicon Dioxide (SiO2) with inclusions
mineral
Labradorite (Gray Tumbled)
Labradorite (Ca,Na)(Al,Si)4O8
mineral
Dyed Agate
Agate (Silicon dioxide)
Mineral
Hematite
Hematite (Α-Fe2O3)
mineral
Chalcedony (Agate/Quartz)
Silicon Dioxide (SiO2)
mineral
Sunstone
(Ca,Na)((Al,Si)2Si2)O8 (Plagioclase Feldspar)
mineral
Blue Sapphire (in a faceted jewelry setting)
Corundum (Al2O3) with trace Iron and Titanium
mineral
Moss Agate with Jasper
Chalcedony (SiO2 with inclusions)
mineral
Citrine
Silicon Dioxide (SiO2)
mineral
Chevron Amethyst
Silicon dioxide, SiO2 (Quartz variety)
Mineral
White Sapphire
Corundum (Al2O3)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Smoky Quartz (Faceted Beads)
Silicon Dioxide (SiO2)
mineral
Amethyst
Silicon Dioxide (SiO2) with iron impurities
mineral
Sodalite
Sodalite, Na8(Al6Si6O24)Cl2
mineral
Quartz
Silicon dioxide (SiO2)
Mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Quartz Pebble (Water-worn)
Silicon Dioxide (SiO2)
mineral
Amazonite
Potassium Feldspar (KAlSi3O8)
mineral
Sunstone
Andesine-Labradorite Feldspar ((Ca,Na)(Al,Si)4O8)
mineral
Emerald (Beryl)
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Amazonite
Potassium Feldspar (KAlSi3O8)
mineral
Chalcedony
Chalcedony (SiO2)
mineral
Granite (River Cobble)
Granite (rich in feldspar, quartz, and biotite)
igneous
Milky Quartz with Mineral Inclusions
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal) Bracelet
Silicon Dioxide (SiO2)
gemstone
Potassium Feldspar
Orthoclase (KAlSi3O8)
mineral
Sodalite (in Matrix)
Sodalite Na8(Al6Si6O24)Cl2
mineral
Zoisite with Ruby (Anyolite)
Zoisite – Ca2Al3(SiO4)3(OH) with inclusions of Ruby (Al2O3:Cr)
metamorphic
Granite
Granite (Felsic Plutonic Rock)
igneous
Granite
Phaneritic Igneous Rock (composed mostly of Quartz, Feldspar, and Mica)
igneous
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Snowflake Obsidian
Spherulitic Obsidian (Amorphous Volcanic Glass with Cristobalite inclusions)
igneous
Massive Quartz
Silicon dioxide (SiO2)
mineral
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz (Clear or Milky)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral