Quartzite Pebble
Quartzite (SiO2)
metamorphic
Category
Mineral With Metamorphic Or Sedimentary Host
Browse mineral with metamorphic or sedimentary host specimens identified by the Rock Identifier community.
Petrified Wood
Silicified Wood (SiO2)
metamorphic
Peacock Ore
Bornite (Cu5FeS4) or iridescent Chalcopyrite (CuFeS2)
mineral
Jasper (Red and Yellow)
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Quartz / Quartzite Fragment
Silicon Dioxide (SiO2)
igneous, sedimentary, or metamorphic (mineral-based)
Quartzite with inclusions or a banded chert
Quartzite or Chert
Metamorphic or Sedimentary
Quartz (River Pebble)
Quartz (SiO₂ - Silicon Dioxide)
Mineral
Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Quartzite (Quartz sand or Chert)
Quartzite (SiO2)
metamorphic
Ruby in Zoisite
Anyolite (composite of Corundum Al2O3 and Zoisite Ca2Al3(SiO4)(Si2O7)O(OH))
metamorphic
Schist with Biotite and Quartz
Biotite-Quartz Schist (Fe,Mg,Al silicate mix)
metamorphic
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Green Schist
Greenschist (composed primarily of Chlorite, Actinolite, and Epidote)
metamorphic
Apache Tear (Obsidian)
Volcanic glass (SiO2 - Silicon Dioxide)
igneous
Slate
Foliated Metamorphic Rock (primarily composed of quartz, illite, and chlorite)
metamorphic
Jasper containing epidote (Unakite-like)
Epidotized Jasper (SiO2 with Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Citrine Quartz
Citrine (Silicon Dioxide - SiO2)
Mineral
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions) - SiO2
mineral
White Marble
Recrystallized Calcite Rock (CaCO3)
metamorphic
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Fairy Stone (Staurolite Concretion)
Staurolite (Fe2+2Al9Si4O23(OH))
metamorphic
Greenstone / Greenschist
Chlorite schist / Epidiorite
metamorphic
Quartzite Pebble (River Rock)
Metamorphic Quartzite (predominantly SiO2)
metamorphic
Emerald
Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)
mineral
Prehnite
Prehnite, Ca2Al2Si3O10(OH)2
mineral
Potassium Feldspar (Orthoclase)
Orthoclase (KAlSi3O8)
mineral
Yellow Quartzite (Onyx Pebble)
Silicon Dioxide (SiO2) - Quartzite
metamorphic
Dyed Agate
Silicon Dioxide with artificial pigment (SiO2)
sedimentary
Tiger's Eye
Silicon Dioxide (SiO2) with fibrous inclusions
mineral
Yellow Aventurine (Yellow Quartzite)
Silicon Dioxide (SiO2) with inclusions
metamorphic
Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite mica)
Mineral
White Marble
Metamorphosed Limestone (principally CaCO3)
metamorphic
Ruby (Corundum)
Corundum (Aluminum Oxide with Chromium), Al2O3:Cr
mineral
Epidote
Epidote Group (e.g., Clinozoisite, Epidote, Piemontite), Epidote formula: Ca2(Al,Fe)3(SiO4)3(OH)
Mineral
Quartz (possibly milky quartz or quartz with inclusions)
SiO2 (Silicon Dioxide)
Mineral
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
mineral
Tumbled Moonstone
Feldspar (Orthoclase/Albite), KAlSi3O8
mineral
Copper Ore (likely Chalcopyrite in Matrix)
Chalcopyrite (CuFeS2)
mineral
Marble
Recrystallized Calcite (CaCO3)
metamorphic
Quartzite
Quartzite (chiefly SiO2)
metamorphic
Green Aventurine
Silicon dioxide (SiO2) with inclusions of Fuchsite mica
metamorphic