Serpentinite (likely serpentine-rich metamorphic rock)
Serpentine-group minerals, chiefly antigorite, lizardite, and/or chrysotile; commonly derived from altered peridotite
Category
Browse man made metamorphic style composite specimens identified by the Rock Identifier community.
Serpentinite (likely serpentine-rich metamorphic rock)
Serpentine-group minerals, chiefly antigorite, lizardite, and/or chrysotile; commonly derived from altered peridotite
Quartz-rich metamorphic rock, likely quartzite
Quartzite (mostly microcrystalline quartz, SiO₂), possibly mica-bearing
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
Quartzite with Dendritic Manganese Oxide Inclusions
Metamorphic Quartzite (SiO2 with Mn-oxides)
Eclogite
Eclogite (Omphacite-Garnet Metamorphic Rock)
Quartzite
Quartzite (Metamorphic Quartz Sandstone)
Milky Quartz Pebbles
Silicon Dioxide (SiO2)
Quartz (Clear Quartz/Rock Crystal)
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
Quartz (Citrine or Iron-Stained)
Silicon Dioxide (SiO2)
Calcite
Calcium Carbonate (CaCO3)
Quartzite
Quartzite (primarily SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Clear quartz cabochon
Quartz (silicon dioxide, SiO₂)
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
Green Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Serpentinite
Serpentinite (composed primarily of Serpentine group minerals: (Mg,Fe)3Si2O5(OH)4)
Serpentinite
Serpentinite (complex silicate mineral group (Mg,Fe)3Si2O5(OH)4)
Serpentinite (often called Jade or Nephrite substitute)
Serpentinite (composed primarily of Antigorite, Lizardite, or Chrysotile)
Serpentinite
Serpentinite (composed largely of serpentine minerals like antigorite, lizardite, or chrysotile)
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3Si2O5(OH)4
Serpentine
Antigorite / Lizardite / Chrysotile mix; (Mg, Fe)3Si2O5(OH)4
Serpentine
Serpentinite (group of minerals usually (Mg,Fe,Ni,Al,Zn,Mn)2-3(Si,Al,Fe)2O5(OH)4)
Serpentinite
Antigorite, Lizardite, and Chrysotile (Mg3Si2O5(OH)4)
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
Biotite Mica
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2)
Calcite
Calcite (CaCO3)
Quartzite
Metamorphosed Quartz Sandstone
Quartzite
Metamorphosed Quartz Sandstone
Quartzite
Metamorphosed quartz sandstone (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite Pebble
Quartzite (principally SiO2)
Quartzite
Quartzite (composed primarily of SiO2)
Quartzite Pebble
Metamorphosed Quartz Sandstone (SiO2)
Quartzite Pebble
Quartzite (SiO2)
Quartzite
Quartzite (mostly SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
SiO2 (Silicon Dioxide)
Quartzite Pebble
Quartzite (primarily SiO2)