Chert (Flint)
Silicon Dioxide (SiO2)
Category
Browse mineralish (variety of chalcedony) specimens identified by the Rock Identifier community.
Chert (Flint)
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Chert (varietal Flint or Jasper)
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Chert (specifically Yellow Jasper variety)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Rose Quartz with possible Manganese or Iron inclusions
SiO2 (Silicon Dioxide)
Cloud Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Chert (Jasper variety)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Leopard Skin Jasper
Silicon Dioxide (SiO2) with various inclusions
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert (Pebble)
Chert (Microcrystalline Quartz, SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Milky Quartz Pebble
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Yellow Sapphire
Corundum (Al2O3)
Chert (Jasper)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Angelite
Anhydrous Calcium Sulfate (CaSO4)
Milky Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
White Jade (Mutton Fat Jade / Nephrite)
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2)
Rose Quartz
Silicon dioxide (SiO2) with trace elements of Titanium, Iron, or Manganese
Milky Quartz
Silicon Dioxide (SiO2)
Fuchsite on Quartzite
Muscovite (Chromium-bearing) K(Al,Cr)2(AlSi3O10)(OH)2
Milky Quartz (Water-worn Pebble)
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Peach Moonstone
Potassium Aluminum Silicate, KAlSi3O8
Milky Quartz
Silicon Dioxide (SiO2)
Milk Quartz (River Pebble)
Quartz (Silicon Dioxide, SiO2)
Ferruginous Quartz
Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Chert / Flint
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (concretionary/nodular variant)
Microcrystalline Quartz (SiO2) with possible fossil or mineral inclusions
Chert (specifically Yellow Jasper variety)
Silicon Dioxide (SiO2)
Chert (Jasper/Flint variety)
Silicon Dioxide (SiO2)
Desert Rose
Gypsum (CaSO4·2H2O) or Barite (BaSO4) with Sand inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Cobble
Quartz (Silicon Dioxide, SiO2)