Red Obsidian
Volcanic Glass (Amorphous SiO2)
igneous
Category
Metamorphic Or Igneous With Mineral Inclusion
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Learn about Metamorphic Or Igneous With Mineral Inclusion in the encyclopedia
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Dumortierite Quartz
Al7BO3(SiO4)3O3 (inclusion in SiO2)
mineral
Tumbled milky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Raw Garnet (Hessonite / Spessartine)
Silicate mineral group (X3Y2(SiO4)3)
gemstone
Tumbled milky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Emerald in Matrix
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
gemstone
Sunstone
Plagioclase Feldspar (Na,Ca)(Si,Al)4O8
mineral
Tumbled milky quartz pebble
Quartz (silicon dioxide, SiO₂)
mineral
Green aventurine (likely)
Quartz, SiO₂, with green fuchsite mica inclusions
mineral
Basalt with Plagioclase or Quartz Inclusion
Melanocratic Basalt with Porphyritic Inclusion
igneous
Spherulitic Agate / Moss Agate
Chalcedony (SiO2) with mineral inclusions
mineral
Dendritic Agate or Moss Agate Nodules (Septarian-like)
Chalcedony with mineral inclusions (SiO2)
sedimentary
Quartzite Pebble
Quartzite (SiO2) with mineral inclusions
metamorphic
Moss Agate
Silicon Dioxide with inclusions (SiO2 + Mn/Fe/Chlorite)
mineral
Hessonite Garnet (Grossular)
Ca3Al2(SiO4)3 (Grossular Garnet)
gemstone
Snowflake Obsidian
Spherulitic Obsidian (Amorphous Volcanic Glass with Cristobalite inclusions)
igneous
Green quartz bead bracelet
Quartz, silicon dioxide (SiO₂), likely green aventurine or prasiolite; exact identification requires testing
gemstone
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
mineral
Red Aventurine
Quartz containing Hematite or Goethite (SiO2)
mineral
Poppy Jasper
Microcrystalline Quartz (SiO2) with mineral inclusions
sedimentary
Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite inclusions)
mineral
Aventurine (Tan/Cream colored)
Quartz (SiO2) with mineral inclusions
mineral
Amygdaloidal Basalt with Quartz Infill
Basalt (SiO2 for the quartz inclusion)
igneous
Quartzite with Garnet inclusion
Metamorphic Quartz-rich Rock
metamorphic
Green aventurine (likely)
Quartz variety; silicon dioxide (SiO₂), commonly colored by fuchsite mica
mineral
Clear quartz crystal pendant
Quartz (silicon dioxide, SiO₂)
mineral
Green Quartzite
Meta-quartzite with fuchsite or chlorite inclusion
metamorphic
Green Aventurine
Quartz (SiO2) with inclusions
mineral
Tumbled pale green aventurine or common green quartzite
Quartz, SiO₂, likely with fuchsite or chlorite inclusions
mineral
Quartz in Host Rock
Silicon Dioxide (SiO2) in Rhyolite or Granite matrix
igneous
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions) - SiO2
mineral
Green Jasper
Microcrystalline Quartz (SiO2) with mineral inclusions
sedimentary
Leopard Jasper
Microcrystalline Quartz (SiO2) with mineral inclusions
sedimentary
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
mineral
Mica Schist
Mica Schist (primarily Muscovite and Biotite micas)
metamorphic
Peach Quartz
Silicon Dioxide (SiO2)
mineral
Quartz with Metallic Inclusion
Silicon Dioxide (SiO2) with associated metallic sulfide or oxide
mineral
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Basalt with Sulfide/Pyrite inclusion
Aphanitic Mafic Igneous Rock (likely Basalt) with Pyrite (FeS2)
igneous
Tumbled milky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Blue Moss Agate
Silicon Dioxide (SiO2) with mineral inclusions
sedimentary
Blue Quartz
Silicon Dioxide (SiO2) with inclusions
mineral