Weathered granitoid (likely granite or granodiorite)
Granite–granodiorite; primarily quartz, feldspar, and mica
igneous
Category
Metamorphic Or Igneous With Mineral Inclusion
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
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Green Quartzite
Quartzite (primarily SiO2 with trace impurities)
metamorphic
Milky Quartz
Quartz (SiO2)
mineral
Tumbled quartz (likely milky or included quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Ruby (Raw Corundum)
Alumina (Al2O3) with Chromium traces
gemstone
Garden Quartz (Phantom Quartz)
Silicon Dioxide (SiO2) with various inclusions (often Chlorite, Hematite, or Iron)
mineral
Blue Apatite
Calcium Fluorophosphate (Ca5(PO4)3F)
mineral
Quartz with Matrix
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky quartz pebble
Quartz (silicon dioxide, SiO₂)
mineral
Clear quartz cabochon
Quartz (silicon dioxide, SiO₂)
gemstone
Basalt with Quartz Vein
Basalt (extrusive igneous rock) with Quartz (SiO2) inclusion
igneous
Emerald
Beryl (Be3Al2Si6O18 with chromium and vanadium impurities)
gemstone
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Gemstones (Emerald and Yellow Topaz or Citrine)
Beryl (Be3Al2Si6O18) and Quartz (SiO2) or Topaz (Al2SiO4(F,OH)2)
mineral
Pumice or vesicular volcanic rock
Pumice; predominantly volcanic glass (silica-rich, commonly rhyolitic to dacitic)
igneous
Tumbled green aventurine (likely)
Quartz variety, SiO₂, colored mainly by fuchsite mica or other inclusions
mineral
Quartz vein with iron staining and dark sulfide/oxide minerals
Quartz (SiO₂), with probable iron oxides and unidentified dark sulfides
mineral
Red Quartzite / Ferruginous Quartzite
Quartzite (SiO2 with Iron Oxide impurities)
metamorphic
Quartzite with Epidote/Chlorite Inclusion
Metamorphic Quartzite (SiO2 with accessory silicate minerals)
metamorphic
Geode
Quartz / Chalcedony nodule
sedimentary
Peach Moonstone
Feldspar (KAlSi3O8) with inclusions
mineral
Smoky quartz crystal
Quartz, silicon dioxide (SiO₂), likely smoky variety
mineral
Green Aventurine (likely)
Silicon dioxide (SiO2) with fuchsitemica inclusions
Mineral (specifically a variety of Quartz)
Granite with Mafic Inclusions
Granite (Phaneritic igneous rock composed of Quartz, Feldspar, and Mica)
igneous
Sodalite-rich Syenite (Yooperlite)
Sodalite-rich Syenite (Na8(Al6Si6O24)Cl2 within an igneous matrix)
igneous
Aventurine
Quartz (SiO2) with Fuchsite inclusions
mineral
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
mineral
Serpentinite with green serpentine inclusion
Serpentinite; serpentine-group minerals, chiefly antigorite, lizardite, or chrysotile, with possible magnetite
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz with inclusions
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sunstone
(Ca,Na)((Al,Si)2Si2)O8 (Plagioclase Feldspar)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Tumbled blue stone, likely blue aventurine or dyed quartz
Quartz (SiO₂), possibly with fuchsite inclusions; exact identification requires testing
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Cloudy Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Aventurine
Aventurine Quartz (SiO2 + Fuchsite mica)
mineral
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions) - SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2
metamorphic