Rock Identifier

Category

Mineral (Man Made Glass)

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

Learn about Mineral (Man Made Glass) in the encyclopedia

Opalite

Goldstone

Blue Goldstone

Sideromelane

Black Obsidian

Maskelynite

Tachylite

Obsidian

Map Jasper

Hyalite Opal

Perlite

Macusanite

Moldavite (Tektite (Impact Glass), ~80% SiO2 + Al2O3) — tektite

Moldavite

Tektite (Impact Glass), ~80% SiO2 + Al2O3

Clear quartz sphere (Quartz (silicon dioxide, SiO₂)) — mineral

Clear quartz sphere

Quartz (silicon dioxide, SiO₂)

Opalite (Man-made Glass (Synthetic Opalized Glass)) — gemstone

Opalite

Man-made Glass (Synthetic Opalized Glass)

Clear quartz tumbled stone (Quartz (silicon dioxide, SiO₂)) — mineral

Clear quartz tumbled stone

Quartz (silicon dioxide, SiO₂)

Tumbled gray stone, likely quartz-rich pebble (Probable microcrystalline quartz/chalcedony (SiO₂), possibly gray jasper or quartzite) — mineral

Tumbled gray stone, likely quartz-rich pebble

Probable microcrystalline quartz/chalcedony (SiO₂), possibly gray jasper or quartzite

Sea Glass (Man-made silicate glass (Amorphous silicon dioxide)) — mineral

Sea Glass

Man-made silicate glass (Amorphous silicon dioxide)

Strawberry Quartz (Silicon Dioxide (SiO2) with Hematite or Goethite inclusions) — mineral

Strawberry Quartz

Silicon Dioxide (SiO2) with Hematite or Goethite inclusions

Mystic Topaz (Treated Quartz or Topaz) (Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating) — gemstone

Mystic Topaz (Treated Quartz or Topaz)

Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating

Green sea glass (likely bottle glass) (Man-made soda–lime silicate glass; not a natural mineral) — mineral

Green sea glass (likely bottle glass)

Man-made soda–lime silicate glass; not a natural mineral

Red Slag Glass (Amorphous Silica (Industrial byproduct with metallic oxide dopants)) — Mineraloid / Industrial Byproduct

Red Slag Glass

Amorphous Silica (Industrial byproduct with metallic oxide dopants)

Mineraloid / Industrial Byproduct

Asphalt (Road Aggregate) (Bituminous conglomerate) — sedimentary

Asphalt (Road Aggregate)

Bituminous conglomerate

Diamond (or Simulant) (Carbon (C) or relevant simulant formula (e.g., ZrO2 for Cubic Zirconia)) — gemstone

Diamond (or Simulant)

Carbon (C) or relevant simulant formula (e.g., ZrO2 for Cubic Zirconia)

Tumbled milky quartz pebble (Quartz (silicon dioxide, SiO₂)) — mineral

Tumbled milky quartz pebble

Quartz (silicon dioxide, SiO₂)

Opalite (Synthetic Glass (Hydrated Crystalline Silicon Dioxide simulation)) — mineral

Opalite

Synthetic Glass (Hydrated Crystalline Silicon Dioxide simulation)

Concrete Fragment (Hardened Portland cement and mineral aggregate) — sedimentary (anthropogenic)

Concrete Fragment

Hardened Portland cement and mineral aggregate

sedimentary (anthropogenic)

Blue Goldstone (Auraventurine (Synthetic glass with cobalt and copper inclusions)) — Synthetic (Man-made Glass)

Blue Goldstone

Auraventurine (Synthetic glass with cobalt and copper inclusions)

Synthetic (Man-made Glass)

Blue Obsidian (Cullet Glass) (Silicon Dioxide (Amorphous Glass)) — mineral

Blue Obsidian (Cullet Glass)

Silicon Dioxide (Amorphous Glass)

Pyrite in Quartz (Drill Core) (Silicon Dioxide (SiO2) with Iron Sulfide (FeS2) inclusions) — igneous/metamorphic (hydrothermal)

Pyrite in Quartz (Drill Core)

Silicon Dioxide (SiO2) with Iron Sulfide (FeS2) inclusions

igneous/metamorphic (hydrothermal)

Opalite (Synthetic opalescent glass) — glass

Opalite

Synthetic opalescent glass

Opalite (Man-made opalescent glass (SiO2 + metal oxides)) — mineral (synthetic)

Opalite

Man-made opalescent glass (SiO2 + metal oxides)

mineral (synthetic)

Small greenish crystal/mineral fragment (Indeterminate; possibly olivine, quartz, or a green gemstone fragment) — mineral

Small greenish crystal/mineral fragment

Indeterminate; possibly olivine, quartz, or a green gemstone fragment

Asphalt Concrete (Bituminous Conglomerate) (Anthropogenic Bituminous Conglomerate) — sedimentary

Asphalt Concrete (Bituminous Conglomerate)

Anthropogenic Bituminous Conglomerate

Green sea glass (likely bottle glass) (Man-made soda-lime silicate glass; not a natural mineral) — mineral

Green sea glass (likely bottle glass)

Man-made soda-lime silicate glass; not a natural mineral

Clear quartz fragment (rock crystal) (Quartz, silicon dioxide (SiO₂)) — mineral

Clear quartz fragment (rock crystal)

Quartz, silicon dioxide (SiO₂)

Rock crystal quartz fragments (Quartz (silicon dioxide, SiO₂)) — mineral

Rock crystal quartz fragments

Quartz (silicon dioxide, SiO₂)

Decorative mosaic cross containing mixed rock and glass fragments (Polychrome aggregate; likely quartz, feldspar, marble, granite, and assorted colored glass) — mineral

Decorative mosaic cross containing mixed rock and glass fragments

Polychrome aggregate; likely quartz, feldspar, marble, granite, and assorted colored glass

Opalite (Synthetic Opalized Glass (SiO2 + additives)) — mineraloid (man-made)

Opalite

Synthetic Opalized Glass (SiO2 + additives)

mineraloid (man-made)

Cullet Glass (Slag Glass) (Amorphous Silicon Dioxide (Industrial byproduct)) — mineraloid

Cullet Glass (Slag Glass)

Amorphous Silicon Dioxide (Industrial byproduct)

Black glassy fragment, likely obsidian or industrial glass (Volcanic glass (obsidian), chiefly amorphous SiO₂; identification uncertain from image) — mineral

Black glassy fragment, likely obsidian or industrial glass

Volcanic glass (obsidian), chiefly amorphous SiO₂; identification uncertain from image

Opalite (Man-made Synthetic Glass (Silicon Dioxide with metal additives)) — mineral

Opalite

Man-made Synthetic Glass (Silicon Dioxide with metal additives)

Green sea glass or tumbled green quartz (uncertain) (Likely quartz (SiO₂) if natural; alternatively man-made soda-lime glass) — mineral

Green sea glass or tumbled green quartz (uncertain)

Likely quartz (SiO₂) if natural; alternatively man-made soda-lime glass

ABS Plastic (Acrylonitrile Butadiene Styrene) ((C8H8)x·(C4H6)y·(C3H3N)z) — Synthetic Polymer (Synthetic Material)

ABS Plastic (Acrylonitrile Butadiene Styrene)

(C8H8)x·(C4H6)y·(C3H3N)z

Synthetic Polymer (Synthetic Material)

Cherry Quartz with Rose Quartz (Crystalline Quartz (SiO2) with glass-based synthetic components) — gemstone

Cherry Quartz with Rose Quartz

Crystalline Quartz (SiO2) with glass-based synthetic components

Sea Glass (Man-made silicate glass (Amorphous silicon dioxide)) — sedimentary

Sea Glass

Man-made silicate glass (Amorphous silicon dioxide)

Slag (Anthropogenic glassy silicate) — Mineral-like byproduct

Slag

Anthropogenic glassy silicate

Mineral-like byproduct

Green glass sphere/marble (Soda-lime glass (primarily SiO2, Na2O, CaO)) — Man-made object (Simulant)

Green glass sphere/marble

Soda-lime glass (primarily SiO2, Na2O, CaO)

Man-made object (Simulant)

Libyan Desert Glass (Libyan Desert Glass (SiO2 with trace elements)) — mineral (impactite)

Libyan Desert Glass

Libyan Desert Glass (SiO2 with trace elements)

mineral (impactite)

Asphalt Concrete (Bituminous Concrete) — sedimentary (artificial)

Asphalt Concrete

Bituminous Concrete

sedimentary (artificial)

Tumbled milky quartz pebble (Quartz (silicon dioxide, SiO₂), likely milky quartz) — mineral

Tumbled milky quartz pebble

Quartz (silicon dioxide, SiO₂), likely milky quartz

Rock crystal (clear quartz), possibly cloudy quartz (Quartz, silicon dioxide (SiO₂)) — mineral

Rock crystal (clear quartz), possibly cloudy quartz

Quartz, silicon dioxide (SiO₂)

Opalite (Man-made Glass) (Fused glass (typically made of dolomite and metal opacifiers)) — Man-made Material / Glass

Opalite (Man-made Glass)

Fused glass (typically made of dolomite and metal opacifiers)

Man-made Material / Glass

Polished labradorite sphere (Labradorite, calcic plagioclase feldspar ((Ca,Na)(Al,Si)₄O₈)) — mineral

Polished labradorite sphere

Labradorite, calcic plagioclase feldspar ((Ca,Na)(Al,Si)₄O₈)