Quartz Vein in Siltstone
SiO2 (Quartz) on clastic sedimentary matrix
Category
Browse mineral (man made glass, not natural) specimens identified by the Rock Identifier community.
Quartz Vein in Siltstone
SiO2 (Quartz) on clastic sedimentary matrix
Clear Quartz Cluster
Silicon Dioxide (SiO2)
Quartz Druzy on Matrix (with Copper Mineralization)
Silicon Dioxide (SiO2) with Chrysocolla (Cu2-xAlx(H2-xSi2O5)(OH)4·n H2O)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Snowflake Obsidian
Spherulitic Obsidian (SiO2 + impurities)
Snowflake Obsidian
Volcanic glass containing Spherulites (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Banded Quartz
Silicon Dioxide (SiO2)
Milky Quartz with Limonite
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Quartz Crystal Point
Silicon Dioxide (SiO2)
Quartz with inclusions (likely Tourmaline or Biotite)
Silicon Dioxide (SiO2)
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
Sapphire (Raw/Rough)
Corundum (Al2O3)
Quartz (Milky/Gold-stained)
Silicon Dioxide (SiO2)
Quartz Vein in Schist
Quartz (SiO2) in Mica Schist
Fluorite
Calcium Fluoride (CaF2)
Milky Quartz (with trace inclusions)
Silicon Dioxide (SiO2)
Druzzy Quartz on Matrix
Silicon Dioxide (SiO2)
Obsidian (in jewelry setting)
Volcanic Glass (Amorphous Silica)
Ferruginous Quartz (Iron-stained Quartz)
Quartz with Iron Oxide inclusions (SiO2 with Fe2O3)
Milky Quartz
Silicon Dioxide (SiO2)
Fluorite
Calcium Fluoride (CaF2)
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
Milky Quartz/Clear Quartz Cluster
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky/Gray variety)
Silicon Dioxide (SiO2)
Chalcedony
Cryptocrystalline Quartz (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz (Milky/Common Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Smoky/Milky variety with matrix)
Silicon Dioxide (SiO2)
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
Quartz Pebble
Silicon Dioxide (SiO2)
Sandstone (likely Quartzose Sandstone)
Arenite (composed primarily of SiO2)
Quartz (Crystal Point/Fragment)
Silicon Dioxide (SiO2)