Rock Identifier
Amber (Fossilized Tree Resin) — gemstone
gemstone

Amber

Fossilized Tree Resin

AI-generated identification · may be incorrect

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

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Physical properties

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

Formation & geological history

Formed from the fossilization of tree resin, typically originating from coniferous trees, over millions of years spanning the Cretaceous to Tertiary periods.

Uses & applications

Used primarily in jewelry making, ornamental carvings, and as a medium for preserving ancient insects and botanical inclusions for scientific study.

Geological facts

Amber can float in saltwater and often electrostatic charges develop when rubbed with cloth. Famous deposits include the Baltic region.

Field identification & locations

Identified by its warm touch, low specific gravity, and characteristic pine scent when heated; commonly found in coastal marine sediments and amber-bearing strata.