Desert Rose (Gypsum Variety)
Gypsum (Calcium Sulfate Dihydrate) - CaSO4·2H2O
mineral
Category
Mineral Or Sedimentary Rock (With Mineral Inclusions)
Browse mineral or sedimentary rock (with mineral inclusions) specimens identified by the Rock Identifier community.
Learn about Mineral Or Sedimentary Rock (With Mineral Inclusions) in the encyclopedia
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Granite
Granite (Felsic Plutonic Rock)
igneous
Green Aventurine
SiO2
mineral
Quartz (Rock Crystal) with minor impurities
Quartz (SiO2)
Mineral
Dalmatian Stone
Aplite (often incorrectly called Dalmatian Jasper)
igneous
Schist
Mica Schist (Medium-grade Metamorphic Rock)
Metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Amber with dark mineral/organic inclusions
Fossilized plant resin (amber; chiefly polymerized diterpenoid resin)
gemstone
Yellow Jasper
Silicon Dioxide (SiO2) with Goethite/Iron inclusions
sedimentary
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Bloodstone (Heliotrope)
Cryptocrystalline Quartz (SiO2 with iron oxide inclusions)
mineral
Iron-stained quartz-rich rock, possibly jasper or chert
Microcrystalline quartz (SiO₂) with iron oxides/hydroxides
mineral
Jasper
Silicon dioxide (SiO2) with impurities
sedimentary
Basalt River Pebble (with possible Pyrite/Mineralization)
Basalt (Mafic volcanic rock)
igneous
Quartz with inclusions (likely Chlorite or Hornblende) and country rock
SiO2 (Quartz) with associated ferromagnesian minerals
Mineral/Igneous/Metamorphic association
Petrified Wood (Black / Carbonized)
Silicon Dioxide (Quartz/Chalcedony replacing Organic Matter)
fossil
Tumbled honey-colored chalcedony or quartzite
Microcrystalline quartz, SiO₂; exact identification requires testing
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Amygdaloidal Basalt
Amygdaloidal Basalt (Host rock) with Quartz or Calcite amygdules
igneous
Dalmatian jasper
Dalmatian stone; commonly a leucocratic alkali-feldspar-rich igneous rock with arfvedsonite or aegirine inclusions
igneous
Epidote in Quartz
Quartz with Epidote inclusions (SiO2 with Ca2(Al,Fe)3(SiO4)3(OH) inclusions)
Mineral
Serpentinite (often containing Jadeite/Nephrite)
Antigorite-rich Serpentine Rock, (Mg, Fe)3Si2O5(OH)4
metamorphic
Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Herkimer Diamond
Quartz (Silicon Dioxide, SiO2)
mineral
Copper-bearing Mica Schist
Mica Schist with Native Copper inclusions
metamorphic
Red Jasper
Silicon Dioxide (SiO2) with Hematite (Fe2O3)
sedimentary
Desert Rose (Gypsum Rose)
Gypsum (CaSO4·2H2O) with inclusions of sand
mineral
Yellow Jasper
Silicon Dioxide (SiO2) with iron hydroxides (Goethite/Limonite)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Yellow Jasper
Silicon Dioxide (SiO2) with Goethite/Limonite inclusions
sedimentary
Green Aventurine (Tumbled)
Silicon Dioxide with Fuchsite Inclusion (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)
mineral
Granite
Phaneritic Felsic Igneous Rock
igneous
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Tumbled jasper (likely brecciated or orbicular jasper)
Microcrystalline quartz (SiO₂), with iron-oxide inclusions
mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Dumortierite Quartz (Blue Quartz)
Al7BO3(SiO4)3O3 (Aluminum Boro-silicate included in Quartz)
mineral
Granite
Granite (phaneritic felsic intrusive rock)
igneous
Quartz with Hematite
Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3)
mineral
Pink Granite
Granite (Alkali-feldspar granite)
igneous
Amethyst Geode
Silicon Dioxide with trace inclusions of Iron (SiO2)
mineral
Carnelian (a variety of Chalcedony)
Cryptocrystalline Quartz (SiO2) with iron oxide inclusions
Mineral