Clear Quartz
Silicon Dioxide (SiO2)
mineral
Category
Mineral; Variety Of Quartz
Browse mineral; variety of quartz specimens identified by the Rock Identifier community.
Clear Quartz Crystal
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz with Inclusions
Silicon Dioxide (SiO2) with various mineral inclusions
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Pink Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz (Druzy Geode fragment)
Silicon Dioxide (SiO2)
mineral
Massive Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Carved Dragon)
Quartz (Silicon Dioxide, SiO2)
mineral
Hematoid Quartz
Ferruginous Quartz (SiO2 with Fe2O3 inclusions)
mineral
Garnet (Almandine)
Almandine (Fe3Al2(SiO4)3)
mineral
Moonstone (specifically Rainbow Moonstone / White Labradorite)
White Labradorite (Feldspar Group: (Na,Ca)(Al,Si)4O8)
mineral
Red Jasper
Jasper (a variety of Chalcedony, SiO₂)
Mineraloid (cryptocrystalline quartz)
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Banded Agate (Chert/Chaldcedony)
Silicon Dioxide (SiO₂)
mineral
River Pebble (Likely Chert or Fine-Grained Sandstone/Quartzite)
Siliciclastic clast (likely Chert or Quartzarenite/Quartzite pebble)
Sedimentary
Quartzite
Quartzite (primarily SiO2)
metamorphic
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Tree Agate (or Moss Agate), faceted into a crystal tower
Dendritic Agate (Silicon Dioxide, SiO2)
Mineral
Banded Quartz
Silicon Dioxide (SiO2)
mineral
Caliche (also known as hardpan, calcrete, kankar)
Primarily composed of calcium carbonate (CaCO₃), often mixed with other minerals like quartz, clay minerals, and iron oxides.
Mineral
Raw Emerald in Schist Matrix
Beryl (Be3Al2Si6O18) in Mica Schist
Mineral in Metamorphic Rock
Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2)
mineral
Banded Agate / Chalcedony
Silicon Dioxide (SiO2) with trace impurities
mineral
Garnet (likely Almandine)
Almandine (Fe3Al2(SiO4)3)
mineral
Diorite
Diorite (Intermediate intrusive igneous rock)
igneous
Granite
Granite (Felsic Plutonic Rock)
igneous
Chert (specifically River Stone / Jasper variety)
Microcrystalline Quartz (SiO2)
sedimentary
Jasper and Aquamarine (likely)
Jasper (Cryptocrystalline Quartz (SiO2)), Aquamarine (Beryl (Be3Al2Si6O18))
Sedimentary (Jasper), Mineral (Aquamarine)
Quartzite (River Siltstone variety)
Quartzite (SiO2)
metamorphic
Aventurine
Silicon Dioxide (SiO2 with inclusions of Fuchsite mica)
mineral
Tiger's Eye (Rough)
Pseudomorph of Quartz after Crocidolite (SiO2 with iron inclusions)
metamorphic
Sandstone
Arenite (SiO2 predominantly)
sedimentary
Quartz / Clear Quartz
Silicon Dioxide (SiO2)
mineral
Labradorite
Labradorite (a calcium-enriched feldspar mineral), (Ca, Na)(Al, Si)4O8
mineral
Chert (Red/Pink Jasper subtype)
Silicon Dioxide (SiO2)
sedimentary
Ferruginous Sandstone
Arenite with Iron-Oxide Cement (SiO2 with Fe2O3/FeO(OH))
sedimentary
Fulgurite
Fulgurite (Lechatelierite-rich variety)
metamorphic
Quartz / Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz / Vein Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral