Rock Identifier
Amber (Fossilized Tree Resin) — gemstone
gemstone

Amber

Fossilized Tree Resin

AI-generated identification · may be incorrect

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

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Physical properties

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

Formation & geological history

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

Uses & applications

Widely used in jewelry, ornamental carvings, and valued by collectors for preserving ancient insects and plant inclusions.

Geological facts

Amber floats in saltwater and can produce a static electric charge when rubbed with cloth, earning it the ancient Greek name elektron.

Field identification & locations

Identified by its warmth to the touch, low density, and characteristic pine scent when heated; commonly found in the Baltic region and the Dominican Republic.