Opal & Natural Non-Crystalline Geological Specimens for Sale

Explore mineraloids: naturally occurring geological materials that lack the ordered crystal structure of true minerals. Discover opal and other distinctive specimens valued for their colour, texture, translucency, play-of-colour and unusual formation.

63 products

Showing 1 - 48 of 63 products

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Obsidian arrowhead, modern recreation from Mexico – spread of arrowheadsObsidian arrowhead, modern recreation from Mexico – pile of arrowheads
Mexico Obsidian - Arrowhead - Modern Recreation
From $3.00 CAD
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Mahogany obsidian rough from Little Glass Butte, Oregon, USA – bulk close-upMahogany obsidian rough from Little Glass Butte, Oregon, USA – pile of pieces
Oregon, U.S.A. Mahogany Obsidian - Rough
From $0.06 CAD
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Opalite chunk from China – single chunkOpalite chunk from China – many chunks spread out
China Opalite - Chunk
From $10.00 CAD
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Rainbow Obsidian rough, a volcanic glass, from Jalisco, Mexico.Rainbow Obsidian rough, a volcanic glass, from Jalisco, Mexico.
Mexico Rainbow Obsidian - Rough
From $0.08 CAD
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Snowflake obsidian flat tumble from Utah – group of tumblesSnowflake obsidian flat tumble from Utah – spread of tumbles
Utah, U.S.A. Snowflake Obsidian - Flat Tumble
From $5.00 CAD
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Apache tear obsidian tumble from Arizona – pile and spreadApache tear obsidian tumble from Arizona – pile, close view
Arizona, U.S.A. Obsidian - Tumble
From $2.00 CAD
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Green and blue obsidian rough from Oregon – group of piecesGreen and blue obsidian rough from Oregon – close-up of pieces
Oregon, U.S.A. Green / Blue Obsidian - Rough
From $0.20 CAD
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Obsidian rough from Burns, Oregon, USA – two piecesObsidian rough from Burns, Oregon, USA – row of pieces
Oregon, U.S.A. Obsidian (Black) - Rough
From $0.05 CAD
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Elite shungite, Russia: pile of piecesElite shungite, Russia: spread of pieces
Russia Shungite Elite 3g to 5g - Specimen
From $5.00 CAD
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Mini fulgurite from Morocco – pile of tubesMini fulgurite from Morocco – tube pile, low view
Morocco Mini Fulgurite (Lightning Strike) - Mineral
From $7.50 CAD
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Mahogany obsidian tumble from Oregon – pile of tumblesMahogany obsidian tumble from Oregon – curve of tumbles
Oregon, U.S.A. Mahogany Obsidian - Tumble
From $4.00 CAD
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Opalite faceted rectangle tumble – four piecesOpalite faceted rectangle tumble – spread of pieces
China Opalite - Facet Rectangle - Tumble
From $5.00 CAD
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Black obsidian mini sphere from Mexico – pile of spheresBlack obsidian mini sphere from Mexico – two spheres
Mexico Black Obsidian - Mini - Sphere
From $10.00 CAD
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Snowflake obsidian palm stone from Utah – close-up of many stonesSnowflake obsidian palm stone from Utah – single stone, top view
Utah, U.S.A. Snowflake Obsidian - Palmstone
From $25.00 CAD
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Apache tear from Arizona – pile of nodulesApache tear from Arizona – row of nodules
Arizona, U.S.A. Obsidian (Apache) Tear - Specimen
From $1.50 CAD
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Black Obsidian flat tumble, a volcanic glass, from Mexico.Black Obsidian flat tumble, a volcanic glass, from Mexico.
Mexico Black Obsidian - Flat Tumble
From $7.50 CAD
Silver sheen obsidian rough from Mexico – close-up of glassy piecesSilver sheen obsidian rough from Mexico – tall piece, close view
Mexico Silver Sheen Obsidian - Rough
From $0.06 CAD
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Obsidian spall from Oregon and California – pile of spallsObsidian spall from Oregon and California – flakes, close view
U.S.A. Obsidian Spall - Specimen
From $5.00 CAD
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Black obsidian tumbled bead bracelet – single bracelet, top viewBlack obsidian tumbled bead bracelet – close-up of beads
Mexico Obsidian - Tumbled Bead Bracelet
From $15.00 CAD
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Obsidian sphere from Mexico – group with one close upObsidian sphere from Mexico – single sphere, sheen
Mexico Obsidian - Sphere
From $40.00 CAD
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Mahogany obsidian heart from Mexico – three heartsMahogany obsidian heart from Mexico – spread of hearts
Mexico Mahogany Obsidian - Heart
From $15.00 CAD
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Obsidian mirror from Mexico – mirrors overlapping, top viewObsidian mirror from Mexico – several mirrors scattered
Mexico Black Obsidian - Mirror
From $50.00 CAD
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Mexican fire opal jar, photo 1 of 6Mexican fire opal jar, photo 2 of 6
Mexico Mexican Fire Opal Jars - Raw
From $100.00 CAD
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Mexican fire opal on matrix – spread of specimensMexican fire opal on matrix – opal pockets, close view
Mexico Fire Opal on Matrix - Specimen
From $5.00 CAD
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Mexican fire opal in a water-filled jar – row of jarsMexican fire opal in a water-filled jar – jar lying flat
Mexico Mexican Fire Opal - Mineral
From $20.00 CAD
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Shungite specimen from Kamelia, Russia.Shungite specimen from Kamelia, Russia.
Russia Shungite - Mineral
From $10.00 CAD
Black obsidian cobble, spalled face, Oregon – group of cobblesBlack obsidian cobble, spalled face, Oregon – two halves, close view
Oregon, U.S.A. Black Obsidian Cobble - Spalled Face
From $20.00 CAD
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Black butter obsidian rough from Oregon – pile of piecesBlack butter obsidian rough from Oregon – satin surface, close view
Oregon, U.S.A. Black Butter Obsidian - Rough
From $0.08 CAD
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Snowflake obsidian tower from Utah – standing tower with stacked towersSnowflake obsidian tower from Utah – row of towers
Utah, U.S.A. Snowflake Obsidian - Tower
From $25.00 CAD
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Wind slick obsidian from Utah, USA, photo 1 of 5Wind slick obsidian from Utah, USA, photo 2 of 5
Utah, U.S.A. Wind Slick Obsidian - Specimen
From $1.00 CAD
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Obsidian needle from Davis Creek, California, USA, photo 1 of 4Obsidian needle from Davis Creek, California, USA, photo 2 of 4
California, U.S.A. Obsidian Needle - Specimen
From $4.00 CAD
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Gold sheen obsidian bracelet – single braceletGold sheen obsidian bracelet – beads, close up
Mexico Gold Sheen Obsidian - Round Bead Bracelet
From $20.00 CAD
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Obsidian Needle polished, a volcanic glass.Obsidian Needle polished, a volcanic glass.
California, U.S.A. Obsidian Needle - Polished
From $5.00 CAD
Mahogany Obsidian obelisk, a volcanic glass, from Mexico.Mahogany Obsidian obelisk, a volcanic glass, from Mexico.
Mexico Mahogany Obsidian - Obelisk
$100.00 CAD
Snowflake obsidian tumble, Utah: three large stones before a rowSnowflake obsidian tumble, Utah: pile of polished tumbles
Utah, U.S.A. Snowflake Obsidian - Tumble
From $5.00 CAD
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Pumice from Mt. St. Helens – row of piecesPumice from Mt. St. Helens – spread of pieces
Washington, U.S.A. Pumice - Specimen
From $1.00 CAD
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Obsidian obelisk, a volcanic glass.Obsidian obelisk, a volcanic glass.
Unknown Obsidian - Obelisk
From $30.00 CAD
Gold Sheen Obsidian mirror, a volcanic glass, from Mexico.Gold Sheen Obsidian mirror, a volcanic glass, from Mexico.
Mexico Gold Sheen Obsidian - Mirror
From $65.00 CAD
Rainbow Obsidian window cut (thin), a volcanic glass, from Jalisco, Mexico.Rainbow Obsidian window cut (thin), a volcanic glass, from Jalisco, Mexico.
Mexico Rainbow Obsidian - Window Cut (Thin)
$3.25 CAD
Rainbow Obsidian facet, a volcanic glass.Rainbow Obsidian facet, a volcanic glass.
California, U.S.A. Rainbow Obsidian - Facet
$3.25 CAD
Black Obsidian power point, a volcanic glass, from Mexico.Black Obsidian power point, a volcanic glass, from Mexico.
Mexico Black Obsidian - Power Point
From $20.00 CAD
Rainbow Obsidian window cut, a volcanic glass, from Davis Creek, California, USA.Rainbow Obsidian window cut, a volcanic glass, from Davis Creek, California, USA.
California, U.S.A. Rainbow Obsidian - Window Cut
$4.00 CAD
Mahogany Obsidian power point, a volcanic glass, from Mexico.Mahogany Obsidian power point, a volcanic glass, from Mexico.
Mexico Mahogany Obsidian - Power Point
From $20.00 CAD
Gold Sheen Obsidian faceted bead bracelet.Gold Sheen Obsidian faceted bead bracelet.
Mexico Gold Sheen Obsidian - Faceted Bead Bracelet
$20.00 CAD
Gold sheen obsidian biface (modern recreation) from Mexico, photo 1 of 5Gold sheen obsidian biface (modern recreation) from Mexico, photo 2 of 5
Mexico Gold Sheen Obsidian - Biface - Modern Recreation
From $150.00 CAD
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Gold Sheen Obsidian cactus knife, a volcanic glass, from Mexico.Gold Sheen Obsidian cactus knife, a volcanic glass, from Mexico.
Mexico Gold Sheen Obsidian - Cactus Knife
From $220.00 CAD
Obsidian biface (modern recreation) from Mexico, photo 1 of 4Obsidian biface (modern recreation) from Mexico, photo 2 of 4
Mexico Obsidian - Biface - Modern Recreation
$130.00 CAD
Mahogany Obsidian cactus knife, a volcanic glass, from Mexico.Mahogany Obsidian cactus knife, a volcanic glass, from Mexico.
Mexico Mahogany Obsidian - Cactus Knife - Modern Recreation
From $220.00 CAD

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