Sugilite
KNa2(Fe,Mn,Al)2Li3Si12O30
Category
Browse man made metamorphic style composite specimens identified by the Rock Identifier community.
Sugilite
KNa2(Fe,Mn,Al)2Li3Si12O30
Serpentine (Infinite Stone)
Serpentinite (Hydrous magnesium iron silicate)
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Manganese silicate (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
Quartzite
Metamorphic Quartzite (SiO2)
Quartzite Pebble
Metamorphic Quartzite (SiO2)
Red Quartzite
Metamorphic Quartzite (SiO2)
Quartzite
Metamorphic Quartz (SiO2)
Quartz with impurities or Host Rock
SiO2 (Silicon Dioxide) with mixed silicates
Eye Agate Ring
Silicon Dioxide (Chalcedony variety Agate), SiO2
Quartz (Smoky Quartz)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Costume Jewelry Gemstones (Emerald-imitation and semi-precious beads)
BeCuAl6Si6O18 (Beryl structure), frequently simulated by glass or synthetic spinel
Milky Quartz Pebble with Matrix
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Rhodonite
Rhodonite ((Mn2+,Fe2+,Mg,Ca)SiO3)
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)
Amethyst (Chevron or Banded Amethyst)
Silicon Dioxide (SiO2) with trace Iron (Fe)
Quartz Pebble
Silicon Dioxide (SiO2)
Banded Serpentine
Serpentine group (subgroup Lizardite or Antigorite) - Mg3Si2O5(OH)4
Eclogite
Eclogite (Omphacite + Pyrope)
Quartzite Pebble
Metamorphic Quartzite (SiO2)
Quartzite
Metamorphic Quartzite
Quartzite
Metamorphic Quartzite
Quartzite Pebble
Metamorphic Quartzite
Quartzite
Metamorphic Quartzite
Eclogite
Eclogite (composed primarily of Omphacite and Garnet)
Red Sandstone (Iron-Rich)
Arenite (Fe2O3)
Basalt
Extrusive mafic igneous rock
Sandstone
Arenite (primarily SiO2 with various cementing agents)
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 cementation)
Sandstone
Arenite (primarily SiO2)
Kyanite
Kyanite (Al2SiO5)
Milky Quartz
Silicon Dioxide (SiO2)
Feldspar (Orthoclase/Microcline)
Potassium Feldspar (KAlSi3O8)
Quartz (Milky/Snow)
Silicon Dioxide (SiO2)
Eye Agate
Band Chalcedony (Silicon Dioxide, SiO2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)