Yellow Jasper
Cryptocrystalline Quartz (SiO2)
Category
Browse sedimentary (jasper), mineral (aquamarine) specimens identified by the Rock Identifier community.
Yellow Jasper
Cryptocrystalline Quartz (SiO2)
Polished brecciated jasper
Jasper, microcrystalline quartz (SiO₂), colored mainly by iron oxides
Jasper
Jasper (Silicon Dioxide, SiO2)
Dalmatian Stone
Dalmatian Stone (formerly called Dalmatian Jasper)
Jasper
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Jasper
Silicon Dioxide (SiO2) with impurities, microcrystalline quartz
Jasper
Silicon dioxide (SiO2) with iron oxide impurities
Jasper
Silicon dioxide (SiO2)
Jasper (or possibly Agate/Chalcedony) beads
SiO2 (Silicon Dioxide)
Jasper
Quartz (SiO2)
Jasper (Green)
Silicon Dioxide (SiO2) with impurities
Fancy Jasper
Silicon Dioxide (SiO2) with iron and organic inclusions
Yellow Chert (Jasper)
Silicon Dioxide (SiO2)
Yellow Jasper (within host rock)
Silicon Dioxide (SiO2) with iron hydroxides (Goethite)
Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
Tumbled reddish jasper
Microcrystalline quartz (SiO₂), commonly colored by iron oxides
Green Jasper
Silicon Dioxide (SiO2) with mineral inclusions
Polished red jasper (likely brecciated or orbicular jasper)
Jasper, microcrystalline quartz (SiO₂), colored mainly by iron oxides
Jasper
Jasper (Silicon Dioxide, SiO2)
Jasper
Jasper (Silicon Dioxide, SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with iron hydroxides (Goethite/Limonite)
Quartz Crystal Cluster in Matrix
Silicon Dioxide (SiO2)
Quartz Crystal Cluster on Matrix
Silicon Dioxide (SiO2)
Quartz Crystal Cluster on Matrix
Silicon Dioxide (SiO2)
Red Jasper and Mookaite Jasper
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Polished red jasper and carnelian-like stones
Jasper: microcrystalline quartz (SiO₂), commonly colored by iron oxides; translucent piece may be carnelian, a chalcedony variety
Tumbled jasper or quartz-rich chert
Microcrystalline quartz (SiO₂), likely jasper/chert with iron-oxide staining
Polished orbicular jasper (likely ocean jasper)
Silicified microcrystalline quartz/chalcedony; mainly SiO₂ with iron-oxide inclusions
Jasper
Microcrystalline Quartz (SiO2)
Polished jasper pebble
Microcrystalline quartz (chalcedony), chiefly SiO₂, with iron-oxide impurities
Jasper (Yellow/Brown)
Silicon Dioxide (SiO2) with impurities
Fancy Jasper
Jasper (Cryptocrystalline Quartz, SiO2)
Pink Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Jasper with Chert
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Jasper
Jasper (Silica/Silicon Dioxide, SiO2)
Jasper
Silicon dioxide (SiO2) with impurities
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Silicon dioxide (SiO2)
Jasper
Silicon Dioxide (SiO2)
Breciated Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Jasper
Cryptocrystalline Quartz (SiO2)