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, yellow to brown color, resinous luster, amorphous crystal structure, low specific gravity around 1.06.

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Physical properties

Hardness 2-2.5 on Mohs scale, yellow to brown color, resinous luster, amorphous crystal structure, low specific gravity around 1.06.

Formation & geological history

Formed through the polymerization and fossilization of tree resin, typically originating from coniferous forests during the Eocene or Cretaceous periods.

Uses & applications

Used primarily in jewelry, decorative carvings, and as a historical medium for preserving inclusions like insects.

Geological facts

Amber floats in saltwater and can produce a static charge when rubbed with cloth. It often preserves ancient biological specimens.

Field identification & locations

Identify by its warm touch, low density, and pleasant resinous scent when heated. Found worldwide, notably in the Baltic region.