Felsic Drill Core (likely Gneiss or Granite)
Felsic Metamorphic Rock (Gneissic profile)
metamorphic
Category
Igneous And Mineral
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Clear Quartz (Faceted)
SiO2 - Silicon Dioxide
gemstone
Clear Quartz (Faceted)
Silicon dioxide (SiO2)
gemstone
Amazonite
Microcline (KAlSi3O8 with lead impurities)
mineral
Amazonite
Amazonite (KAlSi3O8)
mineral
Granite River Cobble
Granite
igneous
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Greenstone / River Jadeite pebble
Metavolcanic rock / Chlorite or Actinolite-rich schist
metamorphic
Granite
Phaneritic Igneous Rock (Granite)
igneous
Eclipse Stone (Kabamba Jasper)
Rhyolite with Aegirine (NaFe3+Si2O6)
metamorphic
Quartz with Metallic Inclusion
Silicon Dioxide (SiO2) with associated metallic sulfide or oxide
mineral
Diorite (River Rock/Cobble)
Intermediate Plutonic Igneous Rock (Diorite)
igneous
Diorite
Diorite (Intermediate intrusive igneous rock)
igneous
Diorite
Phaneritic intermediate plutonic rock
igneous
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Greenstone / Epidosite
Epidosite (primary minerals: Epidote and Quartz)
metamorphic
Gneiss (specifically Granite Gneiss)
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Lepidolite with Quartz
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Greenschist
Chlorite Schist (Greenschist Facies)
metamorphic
Clear Quartz
Silicon dioxide (SiO2)
mineral
Biotite (Black Mica)
Biotite - K(Mg,Fe)3(AlSi3O10)(F,OH)2
mineral
Dalmation Jasper (or Dalmation Stone)
Dalmation Stone (composed of Perthite, Quartz, and Arfvedsonite)
igneous
Dalmatian Jasper
Peralkaline rhyolite
igneous
Granite
Granite
Igneous
Dalmatian Jasper
Dalmatian Stone (comprised of Feldspar, Quartz, and Arfvedsonite)
igneous
Blue Quartz
Quartz (Silicon Dioxide) with inclusions, SiO2
mineral
Granite (Dioritic variant)
Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Mica)
igneous
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Citrine Quartz Geode
Silicon Dioxide (SiO2) with iron impurities
mineral
Labradorite
Labradorite (Ca, Na)(Al, Si)4O8
mineral
Epidote
Epidote ({Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH))
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Turquoise
CuAl6(PO4)4(OH)8·4H2O (Hydrous phosphate of copper and aluminium)
mineral
Amethyst
Amethyst (Silicon Dioxide, SiO2 with Iron impurities)
mineral
Peacock Ore
Bornite (Cu5FeS4)
mineral