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18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm
18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm

18ct Rare Fire Obsidian-Glass Butte Gemstone Cabochon, Oregon Lapidary 14x24mm

Vendor
GemRockz
Regular price
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Sale price
$147.99
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Natural Rainbow Fire Obsidian Cabochon – 18ct – 15×24mm – Double-Sided Fire – Collector Grade


A striking natural Rainbow Fire Obsidian cabochon displaying vivid layered flashes of gold, green, blue, and magenta across both faces of the stone. This piece shows beautiful movement in the light and was polished to highlight its natural internal fire structure without over-cutting the surface.


Fire appears on both sides, making it ideal for reversible jewelry, wire wrapping, or a high-end collector cab display.


Photographed under strong lighting to reveal the full spectrum of color—fire shifts dynamically depending on angle and environment.



Stone Details


Stone: Natural Rainbow Fire Obsidian

Weight: 18 carats

Size: 15 × 24 mm

Finish: Polished cabochon

Fire: Multicolor (gold / green / blue / magenta)

Flash: Visible on both sides

Treatment: None

Origin: Glass Buttes, Oregon

Use: Jewelry, wire wrap, lapidary collection, or specimen display



About Fire Obsidian


Fire Obsidian forms when microscopic layers inside volcanic glass refract light like living prisms beneath the surface. Unlike surface sheen obsidian, true fire obsidian shows depth fire that shifts with movement, making every piece unique and increasingly difficult to source in larger polished sizes.


Double-sided fire pieces like this are especially desirable for designers.