Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Igneous And Mineral
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Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz with Orthoclase Feldspar
Silicon Dioxide (SiO2) with Potassium Aluminum Silicate (KAlSi3O8)
mineral
Quartz Mineral Specimens
Quartz (Silicon Dioxide, SiO2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Olivine (Peridot)
Magnesium Iron Silicate (Mg,Fe)2SiO4
Mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Druze (Crystalline Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Epidote
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
mineral
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Kaolinite (Chalky Clay)
Kaolinite (Al2Si2O5(OH)4)
sedimentary
Bornite
Bornite (Cu5FeS4)
mineral
Black Tourmaline (Schorl)
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Labradorite
(Ca, Na)(Al, Si)4O8
mineral
Clear Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Chromite
Chromite (FeCr2O4)
mineral
Rhodolite Garnet
Mg3Al2(SiO4)3 - Fe3Al2(SiO4)3 (Pyrope-Almandine series)
mineral
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Pyrite and Quartz Agglomerate
Iron Sulfide (FeS2) with Silicon Dioxide (SiO2)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Pink Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Granite
Intrusive Felsic Igneous Rock
igneous
Collection of Minerals and Ores
Various (e.g., Uraninite (U3O8), Carbon (C), Native Gold (Au), Hematite (Fe2O3), Galena (PbS), etc.)
mineral
Granite
Granite (Felsic intrusive igneous rock)
igneous
K2 Jasper (K2 Granite)
Azurite in Granite (Al2Cu3(CO3)2(OH)2 in NaAlSi3O8)
igneous
Dalmatian Stone
Dalmatian Jasper (a misnomer for an Aplite with Arfvedsonite spots)
igneous
Educational Geologic Collection
Mixed Mineral and Rock Collection (Various compositions)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Dalmatian Jasper
Peralkaline Quartz-Feldspar Rock with Arfvedsonite
igneous
Dalmation Stone
Dalmation Jasper (Igneous microcrystalline quartz with arfvedsonite)
igneous
Labradorite
(Ca, Na)(Al, Si)4O8 (Plagioclase Feldspar)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Obsidian
Volcanic Glass (SiO2)
igneous
Raw Fluorite
Calcium Fluoride (CaF2)
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Granite
Granite (Felsic Plutonic Rock)
igneous