Chert (Flint)
Microcrystalline Quartz (SiO2)
Category
Browse anthropogenic (human made) sedimentary like material specimens identified by the Rock Identifier community.
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert or Jasper
Microcrystalline Quartz (SiO2)
Chert (with Quartz vein/coating)
Microcrystalline Quartz (SiO2)
Chert (specifically Red Chert/Jasper nodule)
Microcrystalline Quartz (SiO2)
Chert
Microcrystalline Quartz (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Polymer Clay (Mock Mineral)
Polyvinyl chloride (PVC) with plasticizers and pigment
Chert
Microcrystalline Quartz (SiO2)
Halite (Rock Salt)
Halite (Sodium Chloride, NaCl)
Chert (or Chalcedony)
Microcrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
Chert (Jasper-like Silicate)
Silicon Dioxide (SiO2)
Chert (Jasper-rich)
Microcrystalline/Cryptocrystalline Quartz (SiO2)
Chert (River Stone)
Microcrystalline Quartz (SiO2)
Polished white chalcedony or milky quartz pebble
Chalcedony, microcrystalline quartz (SiO₂), possibly with iron-oxide staining or a minor mineral inclusion
Chert Nodule (with Geode cavity)
Cryptocrystalline Quartz (SiO2)
Chert / Jasper
Microcrystalline Quartz (SiO2)
Chert (specifically Flint or Jasper variant)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert / Flint
Chert (SiO2)
Chert with Fossil inclusions
Microcrystalline Quartz (SiO2) with biogenic inclusions
Chert (Yellow/Tan Jasper)
Microcrystalline Quartz (SiO2)
Chert (Jasper/River Stone)
Silicon dioxide (SiO2) - Microcrystalline quartz
Flint
Chert (SiO2)
Chert (specifically Flint or Jasper variant)
Microcrystalline quartz (SiO2)
Banded Chert
Silicon Dioxide (SiO2)
Slag Glass
Vitreous Silicate Residue
Chert (and Limestone)
Silicon Dioxide (SiO2)
Chert
Chert (Microcrystalline Quartz, SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert
Microcrystalline Quartz (SiO2)
Limonite (Iron Ore)
Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)
Flint
SiO2 (Microcrystalline Quartz / Chert)
Chert / Jasper
Silicon Dioxide (SiO2)
Chert (Jasper)
Silicon Dioxide (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (Industrial Man-made)
Chert
Microcrystalline Quartz (SiO2)
Chert (Common Opal/Chalcedony nodule)
Microcrystalline Quartz (SiO2)
Polymictic breccia, possibly volcanic breccia
Polymictic clastic breccia; likely a matrix-supported breccia containing lithic fragments, quartz, feldspar, and dark mafic minerals
Chert
Microcrystalline Quartz (SiO2)
Yellow Jasper Ocher
Limonitic Chert (SiO2 with FeO(OH)·nH2O)
Chert (Flint)
Silicon Dioxide (SiO2)