Jasper
Silicon dioxide (SiO2)
sedimentary
Category
Sedimentary (If Natural Jasper) Or Artificial (If Slag)
Browse sedimentary (if natural jasper) or artificial (if slag) specimens identified by the Rock Identifier community.
Learn about Sedimentary (If Natural Jasper) Or Artificial (If Slag) in the encyclopedia
View all →
Red Jasper with Quartz Veining
Jasper (Silicon Dioxide, SiO2) with Quartz (SiO2) inclusions
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with iron impurities
mineral
Sandstone (Quartzose)
Arenite (composed primarily of SiO2)
sedimentary
Dalmatian Jasper (or Dalmatian Stone)
Dalmatian Stone (A peralkaline felsite composed of feldspar, quartz, and sodic amphibole)
igneous
Sandstone
Arenite (SiO2 based)
sedimentary
Mixed Chalcedony and Jasper Bracelet (possibly 'Ocean Jasper' or similar banded variety for brown beads, and blue/grey Chalcedony for the translucent beads)
Chalcedony (SiO2), Jasper (SiO2 with impurities)
Mineral (specifically a cryptocrystalline variety of Quartz)
Quartz (Variety: Citrine or Tumbled Chalcedony)
Silicon Dioxide (SiO2)
mineral
Aura Quartz Geode
Titanium/Gold bonded Quartz (SiO2 with metallic coating)
mineral
Jasper (Green Jasper / Chert)
Silicon Dioxide (SiO2) with iron/clay inclusions
sedimentary
Beach Pebble / Agate-bearing Chert Pebble
Microcrystalline Quartz (SiO2) with Inclusion Minerals
sedimentary
Agate Nodule / Weathered Chert
SiO2 (Silicon Dioxide - Microcrystalline Quartz)
Sedimentary / Mineral
Jasper
Silicon Dioxide (SiO2), microcrystalline quartz
sedimentary
Dalmatian Stone
Dalmatian Jasper (Peralkaline Quartz-Feldspar Rock)
igneous
Brown Sandstone
Arenite (primarily Quartz and Feldspar, with Iron Oxide cement)
sedimentary
Polychrome Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Shale or Mudstone
Argillaceous sedimentary rock
sedimentary
Sandstone Pebble
Arenite (SiO2 primarily)
sedimentary
Sandstone (Ferruginous)
Ferruginous Sandstone (SiO2 with Fe2O3)
sedimentary
Sandstone (with minor quartz and possible clay components)
Clastic Sedimentary Rock (SiO2 dominated)
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with iron inclusions
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Red Jasper
Silicon dioxide (SiO2) with iron oxide impurities
sedimentary
Sandstone (Quartzose Sandstone)
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Sandstone (lithic wake or graywacke)
Clastic sedimentary rock (primarily quartz and lithic fragments)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
Unakite / Red Jasper beach pebble
Altered Granite (Epidotized Feldspar and Quartz)
metamorphic
Fancy Jasper
Chalcedony (cryptocrystalline quartz) with inclusions
Mineral
Sandstone
Clastic Sedimentary Rock
sedimentary
Dalmatian Stone
Dalmatian Jasper (Aplitic Perthite)
igneous
Red Jasper
Silicon Dioxide (SiO2) with Iron Oxide inclusions
sedimentary
Sandstone
Arenite (primarily SiO2, silica)
sedimentary
Shale
Laminated Mudstone
sedimentary
Jasper with Quartz Veining
Silicon Dioxide (SiO2) with impurities
sedimentary
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Shale
Sedimentary pelitic rock
sedimentary
Sandstone
Arenite (Siliclastic sedimentary rock)
sedimentary
Sulfur (with possible Cullet Glass or Slag imitation)
Native Sulfur (S8)
mineral