Banded Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Category
Mineral With Metamorphic Or Igneous Host
Browse mineral with metamorphic or igneous host specimens identified by the Rock Identifier community.
Septarian Nodule Segment (Turtle Stone)
Septarian Concretion (CaCO3 with Siderite or Calcite infill)
sedimentary
Gneiss
Gneiss
metamorphic
River Cobble (likely Basalt or Metagraywacke)
Non-specific water-worn lithic fragment
igneous or metamorphic
White Jade (Nephrite)
Nephrite, Ca2(Mg,Fe)5Si8O22(OH)2
Mineral
Chert (Nodule)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (and Limestone Pebbles)
Silicon Dioxide (SiO2) / Sedimentary Microcrystalline Quartz
sedimentary
Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Calcite (Yellow/Orange variety - sometimes called Honey Calcite)
Calcite
Mineral
Pebble
Clast (specifically a granule or small pebble)
Sedimentary
Nephrite Jade
Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)
metamorphic
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Nephrite Jade
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2)
metamorphic
Greenstone (Greenstone River Pebble)
Greenschist (metamorphosed mafic igneous rock)
metamorphic
Quartz Druze (on Matrix)
Silicon Dioxide (SiO2)
mineral
Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Turquoise
Turquoise (Hydrated phosphate of copper and aluminium) - CuAl6(PO4)4(OH)8·4H2O
mineral
Nephrite Jade
Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)
metamorphic
Man-made Green Quartz (Lab-grown or Treated)
Silicon Dioxide (SiO2) with artificial coloration
mineral
Quartz (specifically Milky Quartz/Quartzite)
Silicon Dioxide (SiO2)
Mineral
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral side of metamorphic/igneous sources
Amethyst and Ruby in Zoisite
Silicon Dioxide (SiO2) and Anyolite (Zoisite-Hornblende-Ruby mix)
mineral and metamorphic rock
Quartz (Milky/Gravel variety)
Silicon Dioxide (SiO2)
mineral
Sandstone Concretion
Clastic Sedimentary Rock (primarily SiO2 with mineral cement)
sedimentary
Gneiss (likely)
Gneiss
Metamorphic
Chert (Flint) with Limestone Matrix
Silicon Dioxide (SiO2) within Calcium Carbonate (CaCO3)
sedimentary
Gneiss (River Cobble)
Metamorphic Gneiss
metamorphic
Granite Gneiss
High-grade regional metamorphic rock (Quartz-Feldspar Gneiss)
metamorphic
Fairburn Agate
Cryptocrystalline Quartz (SiO2)
mineral
Quartz pebble
Silicon Dioxide (SiO2)
mineral
Nephrite Jade
Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)
metamorphic
Quartz-veined Siltstone/Greywacke
Clastic Sedimentary Rock with Quartz Infill (SiO2 vein)
sedimentary
Chert (specifically Flint Arrowhead)
Silicon dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Gneiss (specifically a Banded Gneiss pebble)
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Chert (with Quartz Vein)
Chert (Siliceous sedimentary rock, predominantly Microcrystalline Quartz SiO2)
sedimentary
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Jasper with Quartz Druzy
Silicon Dioxide (SiO2)
sedimentary
Granite Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Sapphire
Corundum (Al2O3)
mineral
Black Star Diopside
Diopside (CaMgSi2O6) with asterism
Mineral