Labradorite
(Ca, Na)(Al, Si)4O8
mineral
Category
Mineral, Specifically A Detrital Grain
Browse mineral, specifically a detrital grain specimens identified by the Rock Identifier community.
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Pink Granite
Phaneritic Quartz-Feldspar Plutonic Rock
igneous
Greenstone
Greenschist
metamorphic
Amazonite
K(AlSi3O8) - Potassium Aluminum Silicate
mineral
Rose Quartz
Rose Quartz (SiO2)
mineral
Amazonite
K(AlSi3O8) (Microcline Feldspar)
mineral
Peach Moonstone
Orthoclase (Potassium Aluminum Silicate, KAlSi3O8)
mineral
Pink Granite
Granite (Phaneritic Quartz-Feldspar intrusive rock)
igneous
Pink Granite
Granite (Alkali-feldspar granite)
igneous
Pink Granite
Phaneritic Plutonic Igneous Rock (composed of K-feldspar, Quartz, and Mica)
igneous
Amazonite
Amazonite (KAlSi3O8)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Schist
Schist (various mineral compositions)
metamorphic
Yellow Jasper
Silicon Dioxide (SiO2) with iron hydroxides (Goethite)
sedimentary
Granite
Granite
igneous
Bumblebee Jasper
Anhydrite-Aragonite mixture with Orpiment and Realgar
mineraloid
Sandstone
Arenite (SiO2 based)
sedimentary
Wavellite
Wavellite (Al3(PO4)2(OH, F)3·5H2O)
mineral
Conglomerate
Polymictic Conglomerate
sedimentary
Railway Ballast (Crushed Traprock / Basalt with Iron Oxide Staining)
Mafic Volcanic Rock (Basalt / Diabase with Fe2O3.nH2O limonite coatings)
igneous
Quartzite
Metamorphic Quartz-rich Rock
metamorphic
Chert (Nodule)
Chert (Silicon Dioxide, SiO2)
sedimentary
Pyrite-rich Ore
Pyrite (FeS2) with secondary minerals
mineral
Sandstone
Arenite (SiO2 dominant)
sedimentary
Lake Superior Agate
Cryptocrystalline Quartz (SiO2)
mineral
Hag Stone
Perforated Sedimentary Rock (typically Limestone or Sandstone)
sedimentary
Amazonite
Amazonite (KAlSi3O8)
mineral
Petrified Wood
Silicified Wood (SiO2)
mineral
Basalt
Basalt
igneous
Pink Granite
Granite (Phaneritic intrusive igneous rock dominated by Quartz and K-Feldspar)
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Amazonite
K(AlSi3O8) - Microcline
mineral
Chalcedony Geode Fragment (Botryoidal)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
mineral
Thunderegg (specifically a Jasper/Agate-filled Geode nodule)
Silicon Dioxide (SiO2) within Rhyolitic Matrix
igneous
Pink Granite
Granite (Phaneritic igneous rock)
igneous
Sandstone
Arenite
sedimentary
Hematoid Quartz
Ferruginous Quartz (SiO2 with Fe2O3 inclusions)
mineral
Blue Lace Agate
Chalcedony (SiO2)
mineral
Granite (specifically Pink or Red Granite)
Phaneritic Felsic Igneous Rock (Granite)
igneous