Milky Quartz
Silicon Dioxide (SiO2)
Mineral
Category
Synthetic (Ceramic)
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Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Clear Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2 silicon dioxide)
metamorphic
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Flint
Silicon dioxide (SiO2) - cryptocrystalline quartz
sedimentary
Chert Nodule (Flint)
Microcrystalline Quartz (SiO2)
sedimentary
Dumortierite Quartz
Aluminum Borate Silicate Oxide (Al7BO3(SiO4)3O3)
mineral
Chert (Flint)
Silicon Dioxide (SiO2)
sedimentary
Quartzite with Iron Inclusions
Quartzite (SiO2 with Fe impurities)
metamorphic
Chert (specifically Flint or Nodular Chert)
Silicon dioxide (SiO2)
sedimentary
Chert (Flint/Jasper variety)
Microcrystalline Quartz (SiO2)
sedimentary
Granitic Quartz or Pegmatite
Quartz with Orthoclase Feldspar (SiO2 + KAlSi3O8)
igneous
Flint
SiO2 (Microcrystalline Quartz / Chert)
sedimentary
Mudstone
Argillite / Siliciclastic sedimentary rock
sedimentary
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Chert (Flint)
Chert (SiO2)
sedimentary
Quartzite
Quartzite (predominantly Silicon Dioxide, SiO2)
metamorphic
Flint (Chert variant)
Silica (SiO2) - Microcrystalline Quartz
sedimentary
Quartzite
Metamorphosed Quartz Sandstone (SiO2)
metamorphic
Milky Quartz with Mica inclusions
Silicon Dioxide (SiO2) with Muscovite/Biotite
mineral
Quartzite River Rock
Quartzite
metamorphic
Chert / Flint
Microcrystalline Silica (SiO2)
sedimentary
Potassium Feldspar (Orthoclase)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Chert (variations include Flint)
Chert (Silicon Dioxide, SiO2)
sedimentary
Quartzite
Quartzite (SiO2)
metamorphic
Flint
SiO2 (Cryptocrystalline Quartz)
sedimentary
Granite Pegmatite
Pegmatite (Quartz, Feldspar, Mica)
igneous
K-Feldspar (Microcline / Orthoclase)
Potassium Feldspar (KAlSi3O8)
mineral
Lepidolite Pebble
K(Li,Al)3(Al,Si,3O10)(F,OH)2
mineral
Mineral Sand (Heavy Mineral Sand Concentrate)
Placer deposit concentrate containing minerals such as ilmenite, rutile, zircon, and magnetite
mineral
Lepidolite
K(Li,Al)3(Si,Al)4O10(F,OH)2
mineral
Lepidolite
K(Li,Al)3(Al,Si,Rb,Cs)4O10(F,OH)2
mineral
Quartz with Mica and Feldspar
Granitic Pegmatite Fragment (SiO2 + KAlSi3O8 + KAl2(AlSi3O10)(OH)2)
igneous
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Chert (Flint Nodules)
Silicon Dioxide (SiO2)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz (Druzy Coating)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Chert (Flint)
Microcrystalline Quartz (SiO2)
sedimentary
Orthoclase Feldspar with Quartz
Orthoclase (KAlSi3O8)
mineral