Labradorite
Labradorite ((Ca,Na)(Al,Si)4O8)
mineral
Category
Basalt
Browse basalt specimens identified by the Rock Identifier community.
Learn about Basalt in the encyclopedia
View all →
Eclogite garnet in matrix
Eclogite (Garnet-Omphacite rock)
metamorphic
Carnelian Agate
Silicon Dioxide (SiO₂)
mineral
Crazy Lace Agate
Silicon Dioxide (SiO2)
mineral
Quartz on Greenstone
Silicon Dioxide (SiO2) on Altered Igneous Geologic Unit
metamorphic
Labradorite
Labradorite ((Ca, Na)(Al, Si)4O8)
mineral
Basalt with Vesicular Texture (Beach Cobble)
Vesicular Basalt (Aphanitic Igneous Rock)
igneous
Basalt with Quartz Infill
Aphanitic Mafic Igneous Rock with Silica (SiO2) inclusion
igneous
Basalt with Olivine Phenocrysts
Porphyritic Basalt (with (Mg, Fe)2SiO4)
igneous
Porphyritic Basalt (or Andesite) Pebble
Porphyritic Mafic Volcanic Rock
igneous
Ferrous Slag (Iron Smelting By-product)
Fused Siliceous Slag
Anthropogenic Material (Man-made Rock)
Granite
Phaneritic plutonic rock (Quartz, Feldspar, Mica)
igneous
Granite and Igneous Mix
Phaneritic Felsic to Mafic Intrusive Rocks
igneous
Amethyst
Amethyst (Silicon Dioxide, SiO2)
mineral
Plume Agate
Silicon Dioxide (SiO2)
mineral
Painted River Rock
Polished fluvial clast with acrylic/synthetic pigment coating
Sedimentary or Metamorphic (base substrate)
Olivine in Basalt (Peridotite Xenolith)
Forsterite-rich Olivine (Mg2SiO4) in Aphanitic Basalt
igneous
Amphibolite
Amphibolite (rich in amphibole and plagioclase feldspar)
metamorphic
Greenstone / Greenschist
Greenschist (metamorphosed mafic rock)
metamorphic
Greenstone (Greenschist)
Greenschist facies rock (containing chlorite, epidote, actinolite)
metamorphic
Olivine (Peridot)
Magnesium Iron Silicate (Mg, Fe)2SiO4
mineral
Labradorite
Labradorite (a calcium-enriched feldspar mineral), (Ca, Na)(Al, Si)4O8
mineral
Epidote
Epidote {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
mineral
Labradorite/Larvikite
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8
mineral
Greenschist
Greenschist (Chlorite-actinolite schist)
metamorphic
Magnetite
Magnetite (Fe3O4)
mineral
Amethyst
Silicon Dioxide (SiO2) with traces of Iron and Manganese
mineral
Diabase (also known as Dolerite)
Diabase
igneous
Chalcedony (Grey/White Agate)
Silicon Dioxide (SiO₂)
mineral
Grape Agate (Amethystine Chalcedony)
Silicon Dioxide (SiO2) with impurities
mineral
Greenstone
Greenschist
metamorphic
River Cobbles (Basalt, Quartzite, and Sandstone mix)
Fluvial detritus (primarily SiO2, Plagioclase, and Pyroxene mix)
Mixed: Igneous and Sedimentary
Labradorite
(Ca, Na)(Al, Si)4O8
mineral
Carnelian Agate
Silicon Dioxide (SiO2) with Ferric Oxide inclusions
mineral
Labradorite
(Ca,Na)(Al,Si)4O8
mineral
Greenstone Pebble
Metabasalt (often containing chlorite, actinolite, or epidote)
metamorphic
Agate
Cryptocrystalline Quartz (SiO2)
mineral
Labradorite (Dark Matrix)
Plagioclase Feldspar ((Ca, Na)(Al, Si)4O8)
mineral
Labradorite in Matrix
(Ca, Na)(Al, Si)4O8 (Plagioclase Feldspar)
mineral
Agate Jasper
Cryptocrystalline Quartz (SiO2) with impurities
mineral
Carnelian (Red Chalcedony)
Silicon Dioxide (SiO2)
mineral
Amethyst (Rough)
Quartz, SiO2
mineral