Sodalite
Sodalite (Na8Al6Si6O24Cl2)
mineral
Category
Mineral, Often Found As A Rock (Metamorphic)
Browse mineral, often found as a rock (metamorphic) specimens identified by the Rock Identifier community.
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Chert nodules
Microcrystalline Quartz (SiO2)
sedimentary
Quartz Vein in Host Rock (often Granite or Schist)
Silicon Dioxide (SiO2) within host matrix
mineral with metamorphic or igneous host
Quartz (Milky or Rose variety)
Silicon Dioxide (SiO2)
mineral
Banded Jasper
Silicon Dioxide (SiO2) with impurities
sedimentary
Banded Gneiss with Quartz Vein
Foliated Metamorphic Rock (Gneiss)
metamorphic
Gneiss
Foliated Metamorphic Rock
metamorphic
Eclipse Stone (Kabamba Jasper)
Rhyolite with Aegirine (NaFe3+Si2O6)
metamorphic
Milky Quartz with Garnet/Hematite and Basalt
Silicon Dioxide (SiO2) with Almandine (Fe3Al2Si3O12) and Basalt
mineral
Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Milky Quartz with Country Rock contact
Silicon Dioxide (SiO2) in contact with Metamorphic/Igneous rock
mineral
Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
mineral
Chert (containing Iron Oxide)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (often called Flint or Jasper based on color)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Milky Quartz in Epidote Host Rock
Crystalline Silicon Dioxide (SiO2) with Epidote Ca2(Al,Fe)3(SiO4)3(OH)
mineral
Epidote (Unakite-related)
Epidote (Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Gneiss
Gneissic Metamorphic Rock
metamorphic
Quartzite Pebble
Quartzite (SiO2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Epidote (Greenstone)
Calcium aluminum iron silicate hydroxide Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH)
metamorphic
Milky Quartz
Quartz / Silicon Dioxide (SiO2)
mineral
Magnetite / Iron Ore
Magnetite (Fe3O4)
mineral
![Blue Apatite (Fluorapatite / Chlorapatite [Ca5(PO4)3(F,Cl,OH)]) — mineral](https://media.rockidentification.com/dd8285bd-e09b-4baf-b370-9f1b126eb205-thumbnail.jpg)
Blue Apatite
Fluorapatite / Chlorapatite [Ca5(PO4)3(F,Cl,OH)]
mineral
Quartz with impurities or Host Rock
SiO2 (Silicon Dioxide) with mixed silicates
mineral
Biotite (Black Mica)
Biotite (K(Mg,Fe++)3AlSi3O10(OH,F)2)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Unakite
Unakitized granodiorite / Quartz-Epidote-Feldspar rock
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Serpentinite (often called Jade or Nephrite substitute)
Serpentinite (composed primarily of Antigorite, Lizardite, or Chrysotile)
metamorphic
Garnet Schist
Almandine Garnet-bearing Mica Schist
metamorphic
Jasper
Silicon dioxide (SiO2)
sedimentary
Chert (Nodule)
Chert (Silicon Dioxide, SiO2)
sedimentary
Black Tourmaline (Schorl)
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with inclusions of crocidolite or dumortierite
mineral
Pyrite-bearing Rock
Iron Sulfide (FeS2) associated with host rock
mineral
Yellow Chalcedony (Agate)
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Host Rock
Silicon Dioxide (SiO2) vein cutting through host rock
mineral
Chert (Flint)
Chert (SiO2)
sedimentary
Drill Core Samples (Varied Lithology)
Multi-lithological core samples (containing potential granite, marble, and phyllite/schist sequence)
igneous, sedimentary, and metamorphic
Chert (Flint variety)
Silicon Dioxide (SiO2)
sedimentary
Quartz Vein in Metamorphic Rock
Quartzite or Schist host with Quartz (SiO2) intrusion
metamorphic
Chert (Cherty Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary