Apatite
Apatite Group (e.g., Fluorapatite Ca5(PO4)3F, Chlorapatite Ca5(PO4)3Cl, Hydroxylapatite Ca5(PO4)3(OH))
mineral
Category
Mineral With Metamorphic Or Igneous Host
Browse mineral with metamorphic or igneous host specimens identified by the Rock Identifier community.
Greenish rock with white veins, possibly epidote or chlorite bearing rock with quartz/calcite veins
Altered mafic rock or Epidosite
metamorphic or igneous alteration
Orange Quartz with Hematite inclusions
Quartz (SiO2) with Hematite (Fe2O3) inclusions
Mineral
Amethyst Geode (polished heart-cut)
Silicon Dioxide (SiO2) with iron impurities
mineral
Chert (Banded)
Chert (Microcrystalline Silicon Dioxide, SiO2)
sedimentary
Moonstone
Orthoclase Feldspar (KAlSi3O8)
Mineral
Gneiss
Gneiss (a type of metamorphic rock)
Metamorphic Rock
Rutilated Quartz
SiO2 with TiO2 inclusions
Mineral
Jasper or Chert with Quartz Vugs
Silicon Dioxide (SiO2)
sedimentary
Geode (Unopened)
Silica-lined Vug (primarily SiO2)
sedimentary
Rhodonite
Manganese silicate (MnSiO3)
mineral
Pyrite (or Fool's Gold)
Pyrite (FeS₂)
Mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky or Greenish Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Chert (varietal Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Ruby in Zoisite
Anyolite (Calcium Aluminum Silicate with Aluminum Oxide impurities)
metamorphic
Quartz Druse (on Chalcedony/Agate base)
Silicon Dioxide (SiO2)
mineral
Quartz
Quartz (SiO₂ - Silicon Dioxide)
Mineral
Blue Aventurine
Silicon Dioxide (SiO2) containing Dumortierite or Crocidolite inclusions
mineral
Greenstone (Greenschist)
Greenschist facies rock (containing chlorite, actinolite, and epidote)
metamorphic
Beaded Jewelry (Assorted Gemstones)
Various minerals, including but not limited to Quartz (SiO2), Garnet (X3Y2(SiO4)3), Jade (Na(Al,Fe)Si2O6), Amethyst (SiO2),等の多様な組み合わせ
Mineral, Jewelry
Quartz (likely Milky Quartz or Chalcedony)
Quartz (SiO2 - Silicon Dioxide)
Mineral
Banded Metamorphic Rock (likely Quartzite or Serpentinite/Soapstone)
Metamorphic Rock (possibly a banded Quartzite or a foliated Serpentinite/Talc Schist based on appearance, general term for such a rock is 'Banded Metamorphic Rock' or 'Gneiss' if pronounced banding of different minerals)
Metamorphic
Water and Silt (Sedimentary Environment)
Suspended Sediment / H2O (dihydrogen monoxide)
sedimentary
Ruby
Corundum (Al2O3 with chromium impurities)
mineral
Zircon
Zircon (ZrSiO4)
Mineral
Banded Gneiss
Gneiss (pronounced 'nice')
metamorphic
Chert / Flint
Silicon dioxide (SiO2)
sedimentary
Chert (often called Flint)
Microcrystalline or cryptocrystalline Quartz (SiO2)
sedimentary
Chert (Varietal Agate/Jasper)
Silicon Dioxide (SiO2)
sedimentary
Chert (Nodular)
Microcrystalline Silica (SiO2)
sedimentary
Hematite
Hematite (Fe2O3)
mineral
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
Mineral
Unidentified Rock Fragment
Unknown
Rock
Banded Gneiss
Gneiss
Metamorphic
Seraphinite (Clinochlore)
Clinochlore (Mg,Fe2+)5Al(Si3Al)O10(OH)8
mineral
Pyrite
Pyrite (FeS2)
Mineral
Amethyst
Silicon Dioxide (SiO2) with iron impurities
mineral
Amethyst (Geode Fragment)
Silicon Dioxide (SiO2 with iron impurities)
mineral
Dragon Blood Jasper
Quartz (SiO2) with Epidote and Piedmontite inclusions
sedimentary
Gneiss
Gneiss (High-grade metamorphic rock typically composed of Quartz, Feldspar, and Mica/Amphibole)
metamorphic
Unakite
Epidotized Granite
metamorphic