Milky Quartz
Silicon Dioxide (SiO2)
mineral
Category
Mineral (Specifically A Variety Of Chalcedony, Which Is A Cryptocrystalline Quartz)
Browse mineral (specifically a variety of chalcedony, which is a cryptocrystalline quartz) specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Chert (White Chert / Flint)
Microcrystalline or Cryptocrystalline Silicon Dioxide (SiO2)
sedimentary
Red Jasper (Chert)
Silicon Dioxide (SiO2)
sedimentary
Chert
Microcrystalline Quartz (SiO2)
sedimentary
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Chalcedony (Common Agate)
Silicon Dioxide (SiO2)
mineral
Feldspar (specifically Orthoclase)
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Chert (Quartz Variety)
Chert (Silicon Dioxide, SiO2)
sedimentary
Chert (and/or River Pebble)
Microcrystalline quartz (SiO2)
sedimentary
Chert / Flint
Silicon Dioxide (SiO₂)
sedimentary
Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Feldspar (specifically Orthoclase or Plagioclase)
Potassium Aluminum Silicate (KAlSi3O8) or Sodium/Calcium Aluminum Silicate
mineral
Chert (variously known as Flint or Microcrystalline Quartz)
Silicon dioxide (SiO2)
sedimentary
Rutilated Quartz
Quartz with Rutile inclusions (SiO2 with TiO2 inclusions)
mineral
Chert Nodules (with Gryphaea or Shell inclusions)
Microcrystalline Quartz (SiO2) with Calcitic inclusions
sedimentary
Dalmatian Jasper
Dalmatian Stone (a microcrystalline quartz and feldspar rock with arfvedsonite)
igneous
Thunderegg
Agate-filled Rhyolitic Nodule (SiO2)
mineral
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Chert (Yellow Jasper/Flint)
Silicon Dioxide (SiO2)
sedimentary
Hematite Beads
Hematite (Fe2O3)
Mineral
Dendritic Moss Agate
Chalcedony (Silicon Dioxide, SiO2) with inclusions
mineral
Agate
Silicon dioxide (SiO2) - variety of chalcedony
sedimentary
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz
Quartz (SiO₂)
mineral
Chert (with Quartz Veining)
Chert (formula: SiO2)
sedimentary
Quartz
Silicon dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Chalcedony (Agate/Carnelian type)
Silicon Dioxide (SiO2)
mineral
Pink Granite
Phaneritic Felsic Igneous Rock (composed primarily of K-Feldspar, Quartz, and Plagioclase)
igneous
Jasper
Jasper (Silicate - SiO2)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
Mineral
Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Chert (variations include Flint or Jasper)
Silicon Dioxide (SiO2)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Rock Crystal Quartz
Quartz (SiO₂)
Mineral
Quartz (Agate or Chert pebble)
Silicon Dioxide (SiO2)
sedimentary
Banded Chert (River Siltstone)
Microcrystalline Quartz (SiO2)
sedimentary
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2 with Iron inclusions)
metamorphic