Unakite
Unakite (Epidotized Granite)
metamorphic
Category
Igneous, Sedimentary, And Metamorphic Mix
Browse igneous, sedimentary, and metamorphic mix specimens identified by the Rock Identifier community.
Diorite
Diorite (Intermediate intrusive igneous rock)
igneous
Diorite
Diorite (Intermediate intrusive igneous rock)
igneous
Pumice
Pumice (Vesicular volcanic glass)
igneous
Jasper and Quartzite mix
Silicon Dioxide (SiO2) with impurities
sedimentary or metamorphic
Granitic Quartz or Pegmatite
Quartz with Orthoclase Feldspar (SiO2 + KAlSi3O8)
igneous
Quartz
Silicon Dioxide (SiO2)
mineral
Rhodonite, Gray Moonstone, and White Feldspar Mix
Multiple: MnSiO3 (Rhodonite), (K,Na)AlSi3O8 (Feldspar/Moonstone)
mineral
Unakite
Epidotized Granite
metamorphic
Jasper with Agate Inclusions
Silicon Dioxide (SiO2)
sedimentary
Diorite
Phaneritic Intermediate Igneous Rock
igneous
Amethyst and Ruby in Zoisite
Silicon Dioxide (SiO2) and Anyolite (Zoisite-Hornblende-Ruby mix)
mineral and metamorphic rock
Granite and Igneous Mix
Phaneritic Felsic to Mafic Intrusive Rocks
igneous
Quartz with mica and feldspar (Pegmatite fragment)
Granitic Pegmatite (composed mainly of SiO2 with KAlSi3O8)
igneous
Granite
Granite (Phaneritic Quartz-rich Igneous Rock)
igneous
Diorite
Phaneritic intermediate plutonic rock
igneous
Diorite
Diorite
igneous
Diorite
Diorite
igneous
Milky and Smoky Quartz Cobble
Silicon Dioxide (SiO2)
mineral
Sandstone (Graywacke)
Arenite / Graywacke (SiO2 with lithic fragments)
sedimentary
Pyrite
Iron Sulfide (FeS2)
mineral
River Pebble (Quartz/Sandstone)
Silicon Dioxide (SiO2) Mix
sedimentary
Diorite
Intermediate Phaneritic Igneous Rock
igneous
Granite Water-Worn Pebble
Phaneritic Felsic Igneous Rock
igneous
Jasper with Quartz (Agate/Jasper mix)
Silicon Dioxide (SiO2) with iron oxide inclusions
Sedimentary
Sandstone (Graywacke)
Clastic Sedimentary Rock (Lithic Sandstone)
sedimentary
Costume Jewelry Gemstones (Emerald-imitation and semi-precious beads)
BeCuAl6Si6O18 (Beryl structure), frequently simulated by glass or synthetic spinel
mineral
Unakite
Unakite (Epidotized Granite)
metamorphic
Dragon Blood Jasper (Epidote with Piedmontite or Quartz)
Epidote-rich Quartzite / SiO2 with (Ca2(Al2,Fe)(Si2O7)(SiO4)O(OH))
metamorphic
Unakite (Tumbled)
Epidotized Granite
metamorphic
Unakite
Epidotized Granite
metamorphic
Jasper Agate (Carnelian Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Unakite
Epidotized Granite (composition: K-feldspar, Epidote, and Quartz)
metamorphic
Pyrite in Quartzite/Graphite Matrix
Iron Sulfide (FeS2)
Mineral
Pyrite in Quartz
Iron Sulfide (FeS2) on Silicon Dioxide (SiO2)
mineral
Serpentinite (often containing Jadeite/Nephrite)
Antigorite-rich Serpentine Rock, (Mg, Fe)3Si2O5(OH)4
metamorphic
Sandstone (Greywacke)
Arenite / Clastic Sedimentary Rock
sedimentary
River Rocks and Pebbles
Mixed Silica-rich Sediments (SiO2 based)
sedimentary
Chert with Jasper and Quartz
Microcrystalline Quartz (SiO2)
sedimentary
Septarian Nodule (Septarian Dragon Stone)
Septarian Concretion (Composition: Calcite, Aragonite, and Limestone/Clay)
sedimentary
Unakite
Epidotized Granite
metamorphic
Granodiorite
Granodiorite (Intermediate intrusive igneous rock)
igneous