Serpentine Schist with Quartz Vein
Serpentine Schist (a type of Metamorphic rock). The white band is likely Quartz (SiO2).
Category
Browse mineral, specifically a variety of quartz specimens identified by the Rock Identifier community.
Serpentine Schist with Quartz Vein
Serpentine Schist (a type of Metamorphic rock). The white band is likely Quartz (SiO2).
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Jasper (specifically Yellow or Picture Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
Rose Quartz
Silicon Dioxide (SiO2)
Quartz (likely Jasper or Chert variety)
Quartz (SiO₂)
Banded Agate (specifically Lace Agate type)
Silicon Dioxide (SiO2)
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
Blue Topaz (specifically London Blue shade)
Topaz - Al2SiO4(F,OH)2
Amazonite
Amazonite (KAlSi3O8, a variety of Microcline)
Jasper (Banded Argillite/Chert mix)
Silicon Dioxide (SiO2) with iron oxide inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Dendritic Agate (specifically Orange/Tumbled)
Silicon Dioxide (SiO2) with Oxide Inclusions
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese
Orange Quartz (or Tumbled Carnelian)
Silicon Dioxide (SiO2) with iron oxide inclusions
Smoky Quartz
Silicon Dioxide (SiO2)
Quartz
Quartz (SiO2 - Silicon Dioxide)
Emerald In Matrix (Quartz/Calcite)
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
Quartz (possibly milky quartz)
Quartz (Silica; SiO₂)
Quartz (Smoky Quartz variant)
Silicon Dioxide (SiO2)
Unakite
Epidotized Granite
Rose Quartz
Silicon dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Chert (specifically Flint)
Silicon Dioxide (SiO2)
Quartz (likely Rose Quartz or Milky Quartz based on color)
Quartz (SiO2 - Silicon Dioxide)
Banded Calcite (often sold as 'Green Onyx')
Calcite (Calcium Carbonate, CaCO3)
Pink Granite (River Pebble)
Phaneritic Felsic Igneous Rock
Epidote
Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH))
Blue Quartzite (Aventurine variety)
Silicon Dioxide (SiO2) with inclusions of Dumortierite or Magnesio-riebeckite
Amazonite
Potassium Aluminum Silicate (KAlSi3O8)
Pyrite
Iron Sulfide (FeS2)
Quartz Vein in Host Rock (Gossanous Matrtix)
Silicon Dioxide (SiO2) with iron oxides (Limonite/Hematite)
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
Moss Agate
Chalcedony (SiO2) with inclusions of manganese or iron oxide
Limestone (specifically Bituminous or Carbonaceous Limestone)
Calcium Carbonate (CaCO3) with Organic Impurities
Yellow Quartz (Citrine Quartz variety / Ferruginous Quartz)
Silicon Dioxide (SiO2) with iron inclusions
Sandstone or Mudstone with Iron Staining
Ferruginous Sandstone/Mudstone
Agate
Silicon dioxide (SiO2) - variety Chalcedony
Quartz / Rock Crystal
Silicon Dioxide (SiO2)
Quartz (River-worn Pebble)
Quartz (SiO2)
Geode (Unopened)
Siliceous Septarian Concretion / Geode (SiO2)
Turquoise (Blue Howlite imitation)
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese
Red Jasper
Jasper (a variety of Chalcedony, SiO₂ with iron oxide inclusions)