Milky quartz (rough quartz crystal)
Quartz, silicon dioxide (SiO₂)
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Milky quartz (rough quartz crystal)
Quartz, silicon dioxide (SiO₂)
Garnet amphibolite / Metamorphic Rock
Garnet Amphibolite (Hornblende - Almandine schist/gneiss)
Tumbled pale-green quartz, likely aventurine or common quartz
Quartz (SiO₂), possibly green aventurine containing fuchsite inclusions
Milky quartz fragment (likely quartz-rich mineral)
Quartz, silicon dioxide (SiO₂)
Green Quartz (Prasiolite or Aventurine)
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Gneiss
High-grade Metamorphic Gneiss
Milky quartz
Quartz (SiO₂)
Gneiss (with Mica and Quartz)
Gneissic Metamorphic Rock
Dragon Blood Jasper (Lizard Stone/Septarian Chalcedony)
Epidote with Black Hornblende and White Quartz mixture
Milky quartz
Quartz (silicon dioxide, SiO₂)
Smoky Quartz (with Iron Inclusions)
Silicon Dioxide (SiO2)
Clear quartz crystal (likely tumbled or polished)
Quartz, silicon dioxide (SiO₂)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Healer's Gold (Pyrite and Magnetite in Schist)
Magnetite (Fe3O4) and Pyrite (FeS2) in Mica Schist
Quartz geode or quartz-bearing rock
Quartz (SiO₂), likely in a chalcedony- or basalt-hosted cavity
Likely rose quartz
Quartz (SiO₂), variety rose quartz
Green Jasper (Chert)
Microcrystalline Quartz (SiO2) with iron/clay inclusion
Sapphire
Corundum (Al2O3)
Basalt with Quartz Infill
Aphanitic Mafic Igneous Rock with Silica (SiO2) inclusion
Chiastolite
Andalusite variety Chiastolite
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky Variant)
Silicon Dioxide (SiO2)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Gold Nugget
Native Gold (Au)
Milky Quartz
Silicon dioxide (SiO2)
Tumbled citrine quartz
Quartz, silicon dioxide (SiO₂); citrine is yellow iron-related quartz
Quartz-rich rock fragment, possibly milky quartz
Quartz (SiO₂), likely a small vein-quartz or quartz-bearing rock fragment
K-Feldspar (Potassium Feldspar)
Potassium Feldspar (Microcline or Orthoclase), KAlSi3O8
Quartz (Milky or Yellow variety)
Silicon Dioxide (SiO2)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Blue aventurine quartz (likely)
Quartz, silicon dioxide (SiO₂), probably blue aventurine variety
Greenstone
Greenschist (Greened Metabasalt)
Fire Quartz (Hematoid Quartz)
Silicon Dioxide with Iron Oxide (SiO2 + Fe2O3)
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2
Milky quartz
Quartz (silicon dioxide, SiO₂)
Sandstone with Mineral Veining or Crust
Sedimentary Sandstone (mostly SiO2 with Fe2O3 tinting)
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2
Green Quartz / Prasiolite
Silicon Dioxide (SiO2)