Olivine (Peridot)
Magnesium Iron Silicate (Mg,Fe)2SiO4
Mineral
Category
Antropogenic (Man Made Glass Byproduct)
Browse antropogenic (man made glass byproduct) specimens identified by the Rock Identifier community.
Learn about Antropogenic (Man Made Glass Byproduct) in the encyclopedia
View all →
Black Onyx
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Silicon dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Emerald in Host Rock
Beryl (Be3Al2Si6O18) containing Chromium and/or Vanadium
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Pearl
Calcium Carbonate (Aragonite/Calcite) with Conchiolin, CaCO3
gemstone
Polished Agate or Jasper-Agate
Silicon Dioxide (SiO2)
sedimentary
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Basalt with Olivine inclusion
Mafic Volcanic Basalt (Fe,Mg)2SiO4
igneous
Chert (Yellow Jasper variant)
Microcrystalline Quartz (SiO2)
sedimentary
Rose Quartz with Schist Matrix
Silicon Dioxide (SiO2) with Mica-Schist
mineral
Chert (Nodular Chert)
Microcrystalline or Cryptocrystalline Silicon Dioxide (SiO2)
sedimentary
Citrine Quartz Sphere
Silicon Dioxide (SiO2)
mineral
Feldspar (specifically Orthoclase or Plagioclase)
Potassium Aluminum Silicate (KAlSi3O8) or Sodium/Calcium Aluminum Silicate
mineral
Red Feldspar (Orthoclase)
Orthoclase Feldspar (KAlSi3O8)
mineral
Obsidian
Obsidian (Volcanic Glass)
igneous
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with Iron Oxide inclusions
sedimentary
Fluorite (translucent octahedral crystal)
Calcium fluoride (CaF2)
mineral
Quartzite
Quartzite (Primary mineral: SiO2)
metamorphic
Tumbled pale quartz/chalcedony fragment
Quartz (SiO₂), possibly microcrystalline chalcedony
mineral
Basalt with Olivine
Aphanitic Basalt with (Mg,Fe)2SiO4 phenocrysts
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Yellowish)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Chert (Basanite)
Chert (Microcrystalline SiO2)
sedimentary
Quartz (Chalcedony/Agate nodule)
Silicon dioxide (SiO2)
mineral
Flint
SiO2 (Microcrystalline Quartz / Chert)
sedimentary
Rose Quartz
Silicon dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Banded Agate
Agate (Silicon Dioxide, SiO2)
mineral
Quartz (likely Rose or Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Clear Quartz/Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz Crystal Cluster
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Jasper and Chert Conglomerate
Ferruginous Microcrystalline Quartz (SiO2)
sedimentary
Chert (Jasper)
Silicon Dioxide (SiO2)
sedimentary
Amber
Succinite (approximate formula C10H16O)
mineraloid
Chalcedony (River Stone)
Silicon Dioxide (SiO2)
mineral