Rock Identifier

Category

Synthetic (Man Made Glass)

Browse synthetic (man made glass) specimens identified by the Rock Identifier community.

Learn about Synthetic (Man Made Glass) in the encyclopedia

Opalite

Goldstone

Zincite

Yttrium Aluminum Garnet

Yttrium Aluminum Garnet

Blue Goldstone

Sideromelane

Lead Feldspar

Black Obsidian

Maskelynite

Obsidian

Tachylite

Map Jasper

Tumbled Aventurine (Silicon Dioxide with inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)) — mineral

Tumbled Aventurine

Silicon Dioxide with inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)

Chert Nodule (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Nodule

Microcrystalline Quartz (SiO2)

Quartzite Pebble (Metamorphic Rock (composed mainly of SiO2)) — metamorphic

Quartzite Pebble

Metamorphic Rock (composed mainly of SiO2)

Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Chert

Microcrystalline Quartz (SiO2)

Green Aventurine (Silicon dioxide (SiO2) with inclusions of Fuchsite) — mineral

Green Aventurine

Silicon dioxide (SiO2) with inclusions of Fuchsite

Quartzite with Quartz Veins (Quartzite (chiefly SiO2)) — metamorphic

Quartzite with Quartz Veins

Quartzite (chiefly SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Chert / Flint (Silicon Dioxide (SiO2)) — sedimentary

Chert / Flint

Silicon Dioxide (SiO2)

Red Quartzite (Metamorphic Quartzite (predominantly SiO2 with iron oxide impurities)) — metamorphic

Red Quartzite

Metamorphic Quartzite (predominantly SiO2 with iron oxide impurities)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Green Quartzite (Quartzite (primarily SiO2 with trace impurities)) — metamorphic

Green Quartzite

Quartzite (primarily SiO2 with trace impurities)

Green Aventurine (SiO2 (Quartz with Fuchsite inclusions)) — mineral

Green Aventurine

SiO2 (Quartz with Fuchsite inclusions)

Quartzite Cobble (Quartzite (primarily SiO2)) — metamorphic

Quartzite Cobble

Quartzite (primarily SiO2)

Quartz (Iron-stained) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (Milky/Snow) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Snow)

Silicon Dioxide (SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Sandstone (Ferruginous) (Arenite (Fe2O3 stained)) — sedimentary

Sandstone (Ferruginous)

Arenite (Fe2O3 stained)

Smoky quartz (Quartz, silicon dioxide (SiO₂), brown to gray variety) — mineral

Smoky quartz

Quartz, silicon dioxide (SiO₂), brown to gray variety

Quartz (Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Obsidian Arrowhead (Volcanic Glass (predominantly SiO2)) — igneous

Obsidian Arrowhead

Volcanic Glass (predominantly SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Pumice (Pumice (Volcanic Glass Foam)) — igneous

Pumice

Pumice (Volcanic Glass Foam)

Obsidian (Volcanic Glass (Amorphous SiO2)) — igneous

Obsidian

Volcanic Glass (Amorphous SiO2)

Snowflake Obsidian (Volcanic Glass with Cristobalite Inclusions) — igneous

Snowflake Obsidian

Volcanic Glass with Cristobalite Inclusions

Obsidian (Volcanic Glass (Amorphous SiO2)) — igneous

Obsidian

Volcanic Glass (Amorphous SiO2)

Fulgurite (Lechatelierite (Silica glass tubes)) — mineral

Fulgurite

Lechatelierite (Silica glass tubes)

Black Obsidian (Volcanic Glass (SiO2 with impurities)) — igneous

Black Obsidian

Volcanic Glass (SiO2 with impurities)

Obsidian Arrowhead Replica (or similar knapped stone) (Obsidian (volcanic glass) or Chert) — igneous

Obsidian Arrowhead Replica (or similar knapped stone)

Obsidian (volcanic glass) or Chert

Obsidian (Volcanic Glass (SiO2 with impurities)) — igneous

Obsidian

Volcanic Glass (SiO2 with impurities)

Tektite (Indochinite) (Tektite (Natural silica glass)) — meteorite

Tektite (Indochinite)

Tektite (Natural silica glass)

Obsidian (Volcanic Glass (Mainly SiO2)) — igneous

Obsidian

Volcanic Glass (Mainly SiO2)

Black Obsidian (Volcanic Glass (SiO2 + impurities)) — igneous

Black Obsidian

Volcanic Glass (SiO2 + impurities)

Obsidian (Volcanic Glass (SiO2 + impurities)) — igneous

Obsidian

Volcanic Glass (SiO2 + impurities)

Pumice (Pumice (extrusive volcanic glass)) — igneous

Pumice

Pumice (extrusive volcanic glass)

Obsidian (Volcanic Glass (Amorphous SiO2)) — igneous

Obsidian

Volcanic Glass (Amorphous SiO2)

Obsidian (Volcanic Glass (felsic composition)) — igneous

Obsidian

Volcanic Glass (felsic composition)

Moldavite (Tektite (Natural Silica Glass)) — meteorite

Moldavite

Tektite (Natural Silica Glass)

Black Obsidian (Volcanic Glass (SiO2 with impurities)) — igneous

Black Obsidian

Volcanic Glass (SiO2 with impurities)