Rock Identifier
Amber (Fossilized tree resin) — gemstone
gemstone

Amber

Fossilized tree resin

AI-generated identification · may be incorrect

Hardness 2-2.5 on Mohs scale, golden-brown to yellow color, resinous luster, amorphous crystal structure, specific gravity 1.05-1.10.

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Physical properties

Hardness 2-2.5 on Mohs scale, golden-brown to yellow color, resinous luster, amorphous crystal structure, specific gravity 1.05-1.10.

Formation & geological history

Formed through the fossilization of soft tree resin over millions of years, commonly originating from Cretaceous and Cenozoic forested environments.

Uses & applications

Used primarily in jewelry, decorative ornaments, and for preserving ancient biological inclusions.

Geological facts

Amber can float in saltwater and often preserves prehistoric insects, feathers, and plant matter intact.

Field identification & locations

Easily identified by its low specific gravity, warm touch, and electrostatic charge when rubbed; found worldwide in coastal deposits and amber mines.