Granite
Granite, a coarse-grained felsic intrusive igneous rock composed chiefly of quartz, feldspar, and mica
igneous
Category
Igneous, Sedimentary, And Metamorphic Mix
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Pink granite
Granite, a coarse-grained quartz–feldspar plutonic rock
igneous
Pink granite
Granite, chiefly quartz, potassium feldspar, and plagioclase with minor mica
igneous
Diorite Porphyry (Polished Pebble)
Diorite
igneous
Dyed Quartzite (Pink/Magenta)
Silicon Dioxide (SiO2) - Artificially Colored Quartzite
mineral
Greenish-gray rock fragment, likely serpentine-rich stone
Possibly serpentinite (serpentine-group minerals; identification is uncertain from the image)
metamorphic
Crushed Stone / Greywacke
Greywacke (Indurated Sandstone)
sedimentary
Zoisite with Rubellite (Ruby in Zoisite)
Zoisite with inclusions of Hornblende (Anyolite)
metamorphic
Milky Quartz in Gneiss
Quartzite / Foliated Gneiss containing SiO2
metamorphic
Granite (probable)
Granite, a coarse-grained felsic intrusive igneous rock composed mainly of quartz, feldspar, and mica
igneous
Granatic Pegmatite
Pegmatitic Granite
igneous
Unakite
Epidotized Granite
metamorphic
Quartz-rich rock fragment
Likely milky quartz with feldspar and possible mica; exact rock type is indeterminate from the image
igneous
Asphalt Concrete
Bituminous Concrete / Asphaltic Composite
not a natural rock (man-made composite)
Unakite
Unakite (Epidotized Granite)
metamorphic
Granite
Granite (Phaneritic intrusive igneous rock)
igneous
Unakite
Unakite (Epidotized Granite)
metamorphic
Pumice
Pumice; vesicular volcanic glass, typically silica-rich rhyolitic composition
igneous
Copper Ore (Malachite and Limonite bearing)
Cuprite, Malachite, and Limonite mixture
mineral
Chert (Flint with Chalk/Calcite)
Sedimentary cryptocrystalline quartz (SiO2)
sedimentary
Granite Water-Worn Pebble
Phaneritic Felsic Igneous Rock
igneous
Diorite
Intermediate Phaneritic Igneous Rock
igneous
Lapis Lazuli
Lapis Lazuli (Complex silicate mineral mix including Lazurite, Pyrite, and Calcite)
metamorphic
Jasper Agate
Silicon Dioxide (SiO2) - Chalcedony variety
sedimentary
Rounded granite pebble
Granite, a quartz–feldspar–mica plutonic rock
igneous
Diorite
Diorite (intermediate intrusive igneous rock)
igneous
Diorite
Diorite (intermediate intrusive igneous rock)
igneous
Yellow chalcedony or quartz fragment
Microcrystalline quartz, SiO₂ (tentative; possibly iron-stained chalcedony)
mineral
Yellow Quartz (Citrine/Yellow Jasper mix)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Rounded granitic gneiss or granite cobble
Granite; primarily quartz, plagioclase and potassium feldspar with biotite/hornblende
igneous
Diorite (Salt and Pepper Rock)
Diorite
igneous
Quartz with mica and feldspar (Pegmatite fragment)
Granitic Pegmatite (composed mainly of SiO2 with KAlSi3O8)
igneous
Granite and Mixed Landscape Gravel
Plutonic Igneous Rock / Weathered Alluvium
igneous
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
mineral
Granitic Quartz or Pegmatite
Quartz with Orthoclase Feldspar (SiO2 + KAlSi3O8)
igneous
Diorite
Phaneritic Intermediate Igneous Rock
igneous
Milky and Smoky Quartz Cobble
Silicon Dioxide (SiO2)
mineral
Diorite
Diorite (Intermediate intrusive igneous rock)
igneous
Diorite
Diorite (Intermediate intrusive igneous rock)
igneous
Jasper with Agate Inclusions
Silicon Dioxide (SiO2)
sedimentary
Unakite
Epidotized Granite
metamorphic