Red Jasper
Jasper (Silicon Dioxide with Iron Oxide inclusions), SiO2
sedimentary
Category
Mineral (Specifically A Variety Of Chalcedony, Which Is Microcrystalline Quartz)
Browse mineral (specifically a variety of chalcedony, which is microcrystalline quartz) specimens identified by the Rock Identifier community.
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Carnelian
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Milky Quartz (Water-worn Pebble)
Silicon Dioxide (SiO2)
mineral
Chert (and/or River Pebble)
Microcrystalline quartz (SiO2)
sedimentary
Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Jasper
Jasper / Silicon Dioxide (SiO₂)
sedimentary
Mixed Gemstone Bracelet
Mixed natural minerals and rocks (e.g., Rhodonite, Malachite, Sodalite, Rose Quartz, Black Tourmaline, Quartz/Chalcedony variants)
Mineral/Rock assemblage
Chert / Flint (a variety of Chert)
Chert (SiO2)
Sedimentary Rock (technically a microcrystalline quartz mineral aggregate)
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Raw Chunk)
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Quartz (Silicon Dioxide with trace inclusions of dumortierite, Al7(BO3)(SiO4)3O3)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Chert (Tan/Yellow variety)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (specifically Flint)
Microcrystalline Quartz (SiO2)
sedimentary
Citrine
Quartz (SiO₂)
mineral
Carnelian
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Carnelian (Carnelian Agate)
Silicon dioxide (SiO2) - a variety of Chalcedony
mineral
Grey Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
mineral
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Jasper with Agate and Quartz Inclusions
Silicon Dioxide (SiO2) - Chalcedony / Quartz aggregate
sedimentary
Chert / Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Chert / Red Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Blue Lace Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
mineral
Carnelian
Carnelian (SiO2 with Iron oxide impurities)
Mineral (Chalcedony variety)
Red Jasper
Silicon Dioxide (SiO2) with iron inclusions
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with iron impurities
mineral
Chert (specifically Gray Chert)
Chert (SiO2)
sedimentary
Quartzite (Gold-Yellow variety)
Quartzite (Silicon Dioxide, SiO2)
metamorphic
Druzy Quartz Geode (likely Smokey Quartz variety)
Silicon Dioxide (SiO2) - specifically a geode formation lined with druzy quartz crystals, with a likely brownish hue indicating smokey quartz.
Mineral structure/Rock
Yellow Jasper
Silicon Dioxide (SiO2) with Goethite/Iron oxide impurities
sedimentary (chemical)
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary
Jasper
Jasper (Silicate mineral, SiO2)
sedimentary
Carnelian (Red Chalcedony)
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Carnelian Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
mineral
Banded Agate (Gray/White)
Silicon Dioxide (SiO2) - Chalcedony variety
mineral
Dyed Pink Agate (Crackled)
Silicon Dioxide (SiO2) - Chalcedony variety
mineral
Banded Agate (specifically Mexican Lace Agate variety appearance)
Silicon Dioxide (SiO2 / Chalcedony)
mineral
Jasper
Silicon dioxide (SiO2)
sedimentary