Fluorite in Matrix
Fluorite (CaF2) within a host rock matrix
Category
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
Fluorite in Matrix
Fluorite (CaF2) within a host rock matrix
Gold
Native Gold (Au)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Cobble
Silicon Dioxide (SiO2)
Quartz / Iron-Stained Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions/staining
Blue Lace Agate
Silicon Dioxide (SiO2)
Petrified Wood
Silicified wood (SiO2)
Sodalite
Na8(Al6Si6O24)Cl2
Arsenopyrite in Quartz Matrix
Arsenopyrite (FeAsS) with Quartz (SiO2)
Tumbled purple fluorite (probable)
Fluorite, calcium fluoride (CaF₂)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Gold Nugget / Placer Gold
Native Gold (Au)
Greenstone
Metabasalt
Gypsum (Satin Spar / Alabaster variety)
Calcium Sulfate Dihydrate (CaSO4·2H2O)
Pyrite in Quartz
FeS2 (Iron Pyrite) with SiO2 (Quartz)
Granite
Granite (composed mainly of quartz, alkali feldspar, and plagioclase)
Fluorite
Calcium Fluoride (CaF2)
Chalcopyrite
Copper iron sulfide (CuFeS2)
Galena
Lead(II) sulfide (PbS)
Milky Quartz
Silicon Dioxide (SiO2)
Granite
Felsic intrusive igneous rock
Chalcopyrite in Quartz (Gold Ore Matrix)
CuFeS2 (Chalcopyrite) with SiO2 (Quartz)
Petrified Wood
Silicified Wood (SiO2)
Pyrite
Pyrite (FeS2)
Orange Sapphire
Corundum (Al2O3 with trace elements)
Green Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Granite Gneiss
Gneiss (High-grade regional metamorphic rock)
Milky Quartz
Silicon Dioxide (SiO2)
Sodalite
Na8(Al6Si6O24)Cl2
Carnelian Agate
Silicon Dioxide (SiO2) with high Iron Oxide impurities
Granite
Felsic intrusive igneous rock
Lepidolite
Lepidolite [K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2]
Agate
Silicon Dioxide (Chalcedony), SiO2
Rose Quartz
Quartz (Silicon Dioxide - SiO2)
Greenschist
Greenschist (Chlorite-Albite-Epidote Schist)
Green Fluorite
Calcium Fluoride (CaF2)
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
Tumbled blue sodalite (probable)
Sodalite, Na₈(Al₆Si₆O₂₄)Cl₂
Native Gold
Native Gold (Au)
Peach Moonstone
Orthoclase (Potassium Aluminum Silicate), KAlSi3O8