Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Category
Sedimentary Rock (Possibly Conglomerate Or Breccia With A Quartz Vein)
Browse sedimentary rock (possibly conglomerate or breccia with a quartz vein) specimens identified by the Rock Identifier community.
Learn about Sedimentary Rock (Possibly Conglomerate Or Breccia With A Quartz Vein) in the encyclopedia
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Red Jasper
Silicate (SiO2 with Hematite impurities)
sedimentary
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz Cobble
Quartz (Silicon Dioxide, SiO2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Red Chert
Microcrystalline Quartz (SiO2)
sedimentary
Quartz (Citrine / Yellow Quartz)
Silicon Dioxide (SiO2)
mineral
Green Aventurine and Clear Quartz
Green Aventurine (Silicon Dioxide - SiO2 with Fuchsite inclusions); Clear Quartz (Silicon Dioxide - SiO2)
Mineral
Chert / Flint
Microcrystalline quartz (SiO2)
sedimentary
Chert
Microcrystalline Quartz (SiO2)
sedimentary
Chert / Flint (Artifact)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Flint/Jasper variety)
Microcrystalline quartz (SiO2)
sedimentary
Chert (Jasper/Flint variant)
Microcrystalline quartz (SiO2)
sedimentary
Chert (Jasper/Agate mix)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (variations include Flint or Jasper)
Cryptocrystalline Quartz (SiO2)
sedimentary
Quartz, Sandstone, and Siltstone specimens
Silicon Dioxide (SiO2) and Clastic Sedimentary Rocks
mineral and sedimentary
Yellow Chalcedony (Agate/Chert)
Cryptocrystalline Quartz (SiO2)
mineral
Dalmation Jasper (or Dalmation Stone)
Dalmation Stone (composed of Perthite, Quartz, and Arfvedsonite)
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Cluster
Silicon Dioxide (SiO2)
mineral
Flagstone (Sandstone)
Clastic Sedimentary Rock (composed of quartz and feldspar)
sedimentary
Common Brown Pebble
Weathered Rock Fragment
sedimentary
Smoky Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite (a specific type of sandstone with less than 15% matrix)
Sedimentary rock
Rounded gray pebble, likely quartz-rich river stone
Probably quartzite or quartz-rich sandstone; exact identification requires testing
sedimentary
Yellow Jasper
Silicon dioxide (SiO2)
sedimentary
Milky Quartz (Water-worn Pebble)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Clear Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Sandstone
Sandstone (SiO2-rich framework with variable matrix)
sedimentary
Gold Nugget
Native Gold (Au)
mineral
Milky Quartz
Quartz (SiO2)
mineral
Geode Nodules / Chalcedony Geode
Silicon Dioxide (SiO2) - Amorphous to Cryptocrystalline Quartz
sedimentary
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Geode (River Cobble)
Silicon Dioxide (SiO2)
mineral
Tumbled Rose Quartz
Quartz (Silicon Dioxide, SiO2 with trace amounts of titanium, iron, or manganese)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Tumbled yellow-brown translucent stones, likely quartz/chalcedony
Quartz (SiO₂) or microcrystalline quartz (chalcedony); exact identification requires testing
mineral