White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Green Quartzite
Quartzite (primarily SiO2 with chromium-rich mica/fuchsite impurities)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Variant)
Silicon Dioxide (SiO2)
Agate with Fossil/Inclusion
Silicon Dioxide (SiO2) with chalcedony and potential fossil inclusion
Emerald
Beryl (Be₃Al₂(SiO₃)₆) with Chromium or Vanadium impurities
Milky Quartz (with trace inclusions)
Silicon Dioxide (SiO2)
Leopard Skin Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Leopard Skin Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Pink Mimbres Agate / Plume Agate
Silicon dioxide (SiO2) with mineral inclusions
Jasper with Purple Fluorite or Chalcedony
Silicon Dioxide (SiO2) with mineral inclusions
Milky Quartz with Inclusions
Silicon Dioxide (SiO2) with mineral inclusions
Green Moss Agate (Tumbled)
Silicon Dioxide (SiO2) with mineral inclusions
Picture Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Tumbled Green Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Garden Quartz (Lodalite)
Silicon Dioxide (SiO2) with mineral inclusions
Green Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Picture Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Green Moss Agate
Silicon Dioxide (SiO2) with Mineral Inclusions
Green Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Banded Rhyolite (likely Green Jasper/Agate variety)
Silicon Dioxide (SiO2) with mineral inclusions
Bicolor Quartz Pebble
Silicon Dioxide (SiO2) with mineral inclusions
Hag Stone (Holed Quartzite Pebble)
Quartzite (SiO2 based) with natural vug or erosion hole
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
K-Feldspar (Potassium Feldspar)
Potassium Feldspar (Microcline or Orthoclase), KAlSi3O8
Quartz (Milky or Yellow variety)
Silicon Dioxide (SiO2)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Pyrite in Matrix (Fool's Gold)
Iron Disulfide (FeS2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Blue Quartzite
Quartzite with inclusions (often Dumortierite or Magnesio-riebeckite), SiO2
Milky Quartz
Silicon Dioxide (SiO2)
Garnet amphibolite / Metamorphic Rock
Garnet Amphibolite (Hornblende - Almandine schist/gneiss)
Quartz / Calcite Vein Rock
Silicon Dioxide (SiO2) or Calcium Carbonate (CaCO3)
Mahogany Obsidian
Volcanic glass (SiO2 with Hematite or Magnetite inclusions)
Jasper
Silicon dioxide (SiO2)
Vesicular Basalt with Opal or Quartz
Vesicular Basalt (Amorphous SiO2.nH2O if Opal)
Tumbled milky quartz
Quartz (silicon dioxide, SiO₂)
Green Aventurine
SiO2 (Quartz with Fuchsite inclusions)