Bismuthinite with Chalcopyrite and Quartz
Bismuthinite (Bi2S3) and Chalcopyrite (CuFeS2)
mineral
Category
Mineral Like Biological Tissue
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Greenstone
Greenschist / Meta-basalt
metamorphic
Pegmatite (Granitic)
Granite Pegmatite
igneous
Granite fragment
Granite
igneous
Granite
Felsic intrusive igneous rock
igneous
Fluorite
Calcium fluoride (CaF2)
mineral
Gneiss
Gneiss
metamorphic
Snowflake Obsidian
Volcanic Glass with Spherulite inclusions (mainly Cristobalite)
igneous
Diamond in Kimberlite
Kimberlite Matrix with Carbon (Diamond)
igneous
Peacock Ore
Bornite (Cu5FeS4) or Chalcopyrite treated with acid
mineral
Pink Feldspar (Orthoclase)
Orthoclase Feldspar (KAlSi3O8)
mineral
Sandstone
Arenite (SiO2 based)
sedimentary
Granite
Intrusive igneous rock
igneous
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Pegmatite
Igneous Pegmatite (Quartz, Feldspar, Micas)
igneous
Limonite with Quartz
Hydrated Iron Oxide Hydroxide, FeO(OH)·nH₂O with SiO₂
mineral
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Greenstone
Metabasalt / Greenschist
metamorphic
Schist
Mica Schist
Metamorphic Rock
Kaolinite (China Clay / Chalky Claystone)
Al2Si2O5(OH)4
mineral
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Gneiss (Hornblende/Biotite Gneiss)
Foliated Metamorphic Rock (Quartz-Feldspar-Amphibole/Mica matrix)
metamorphic
Granite Pegmatite with Muscovite Mica
Granite Pegmatite (Silicon Dioxide and complex silicates)
igneous
Raw Fluorite
Calcium Fluoride (CaF2)
mineral
Lepidolite
K(Li,Al)3(Al,Si,3O10)(F,OH)2
mineral
Strawberry Quartz (Quartz with Hematite inclusions)
Silicon Dioxide with Iron Oxide (SiO2 + Fe2O3)
mineral
Sandstone (with potential mineral staining/concretions)
Arenite (SiO2 based)
sedimentary
Pegmatite
Igneous Pegmatite
igneous
Granite
Granite (felsic intrusive igneous rock)
igneous
Granite
Felsic intrusive igneous rock
igneous
Chalcopyrite (or Pyrite Ore)
CuFeS2 (Copper Iron Sulfide)
mineral
Lepidolite
K(Li,Al)3(Si,Al)4O10(F,OH)2
mineral
Lepidolite Pebble
K(Li,Al)3(Al,Si,3O10)(F,OH)2
mineral
Staurolite
Staurolite (Fe2Al9O6(SiO4)4(O,OH)2)
mineral
Lepidolite
K(Li,Al)3(Al,Si,IV)4O10(F,OH)2
mineral
Granite Pebble
Intrusive Igneous Rock (Quartz, Feldspar, Mica)
igneous
Granite Boulder
Intrusive Igneous Rock
igneous
Green Quartz (Aventurine or Prase)
Silicon Dioxide (SiO2) with inclusions
mineral
Green Aventurine
Quartz with fuchsite inclusions (SiO2)
mineral
Garnet
Pyrope or Almandine (X3Y2(SiO4)3)
mineral
Ruby (Raw Corundum)
Al2O3 (Aluminum Oxide)
mineral
Orthoclase Feldspar with Quartz
Orthoclase (KAlSi3O8)
mineral