Rock Identifier

Category

Manufactured Stone

Browse manufactured stone specimens identified by the Rock Identifier community.

Learn about Manufactured Stone in the encyclopedia

Dalmatian Stone

Dalmatian Stone

Cinnamon Stone

Stone Canyon Jasper

Turquoise Obsidian

Strawberry Obsidian

Cherry Obsidian

Royal Blue Obsidian

Emerald Green Obsidian

Watermelon Obsidian

Cobalt Blue Obsidian

Teal Obsidian

Yellow-Green Obsidian

Yellow-Green Obsidian

Engineered Quartz (Silicon dioxide composite) — manufactured stone

Engineered Quartz

Silicon dioxide composite

manufactured stone

Manufactured stone veneer wall (Likely cut limestone or sandstone masonry blocks; exact lithology is indeterminate from the image) — sedimentary

Manufactured stone veneer wall

Likely cut limestone or sandstone masonry blocks; exact lithology is indeterminate from the image

Weathered stone nodule or concretion (Unidentified lithic concretion; composition cannot be determined from the image) — sedimentary

Weathered stone nodule or concretion

Unidentified lithic concretion; composition cannot be determined from the image

Polished basalt pebble (Basalt; chiefly plagioclase feldspar, pyroxene, and commonly olivine) — igneous

Polished basalt pebble

Basalt; chiefly plagioclase feldspar, pyroxene, and commonly olivine

Small rounded pebble (likely quartz or quartz-rich stone) (Uncertain; possibly microcrystalline quartz (SiO₂)) — mineral

Small rounded pebble (likely quartz or quartz-rich stone)

Uncertain; possibly microcrystalline quartz (SiO₂)

Unidentified small mineral fragment (Possibly quartz or feldspar-bearing rock; exact identification is uncertain from the image) — mineral

Unidentified small mineral fragment

Possibly quartz or feldspar-bearing rock; exact identification is uncertain from the image

Quartz fragment (Quartz (silicon dioxide, SiO₂)) — mineral

Quartz fragment

Quartz (silicon dioxide, SiO₂)

Colorless faceted gemstone (likely glass or cubic zirconia) (Likely cubic zirconia, ZrO₂; exact identification is uncertain from the photograph) — gemstone

Colorless faceted gemstone (likely glass or cubic zirconia)

Likely cubic zirconia, ZrO₂; exact identification is uncertain from the photograph

Quartz-rich feldspathic rock, likely granite or granitic pegmatite (Granite/pegmatite composed mainly of quartz (SiO₂) and feldspar, with minor mica or iron-oxide staining) — igneous

Quartz-rich feldspathic rock, likely granite or granitic pegmatite

Granite/pegmatite composed mainly of quartz (SiO₂) and feldspar, with minor mica or iron-oxide staining

Likely slate fragment (Slate; fine-grained foliated metamorphic rock composed mainly of clay minerals, quartz, and mica) — metamorphic

Likely slate fragment

Slate; fine-grained foliated metamorphic rock composed mainly of clay minerals, quartz, and mica

Tumbled orbicular granite (likely orbicular diorite) (Orbicular granitoid; chiefly quartz, feldspar, and dark amphibole/biotite minerals) — igneous

Tumbled orbicular granite (likely orbicular diorite)

Orbicular granitoid; chiefly quartz, feldspar, and dark amphibole/biotite minerals

Possible tumbled jasper or iron-rich chert (Microcrystalline quartz (SiO₂), commonly colored by iron oxides) — mineral

Possible tumbled jasper or iron-rich chert

Microcrystalline quartz (SiO₂), commonly colored by iron oxides

Dark rounded stone, possibly basalt (Likely fine-grained basalt; exact identification is uncertain from the photograph) — igneous

Dark rounded stone, possibly basalt

Likely fine-grained basalt; exact identification is uncertain from the photograph

Likely polished leopard-skin jasper or brecciated jasper (Jasper, an opaque microcrystalline variety of quartz (SiO₂), with iron-oxide and other mineral inclusions; exact variety cannot be confirmed from the image alone) — sedimentary

Likely polished leopard-skin jasper or brecciated jasper

Jasper, an opaque microcrystalline variety of quartz (SiO₂), with iron-oxide and other mineral inclusions; exact variety cannot be confirmed from the image alone

Basalt Pebble (Extrusive Igneous Rock) — igneous

Basalt Pebble

Extrusive Igneous Rock

Basalt with weathering/lichens (Extrusive Igneous Rock) — igneous

Basalt with weathering/lichens

Extrusive Igneous Rock

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Basalt (Extrusive volcanic rock)) — igneous

Basalt

Basalt (Extrusive volcanic rock)

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive igneous rock) — igneous

Basalt

Extrusive igneous rock

Basalt Pebble (Extrusive Igneous Rock) — igneous

Basalt Pebble

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Mafic extrusive igneous rock) — igneous

Basalt

Mafic extrusive igneous rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Mafic extrusive igneous rock) — igneous

Basalt

Mafic extrusive igneous rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive igneous rock) — igneous

Basalt

Extrusive igneous rock

Basalt Pebble (Extrusive Igneous Rock) — igneous

Basalt Pebble

Extrusive Igneous Rock

Basalt (Micromount) (Extrusive Mafic Igneous Rock) — igneous

Basalt (Micromount)

Extrusive Mafic Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Mafic extrusive igneous rock) — igneous

Basalt

Mafic extrusive igneous rock

Basalt (Basalt (Mafic volcanic rock)) — igneous

Basalt

Basalt (Mafic volcanic rock)

Flint (or Chert) (Silicon dioxide (Microcrystalline Quartz, $SiO_2$)) — sedimentary

Flint (or Chert)

Silicon dioxide (Microcrystalline Quartz, $SiO_2$)

Basalt (Basalt (Mafic Extrusive Igneous Rock)) — igneous

Basalt

Basalt (Mafic Extrusive Igneous Rock)