Rock Identifier
Amber (Succinite (approximate formula C10H16O)) — mineraloid
mineraloid

Amber

Succinite (approximate formula C10H16O)

Hardness: 2.0-2.5 Mohs, Color: Honey yellow to brownish-orange, Luster: Resinous, Crystal Structure: Amorphous (non-crystalline), Cleavage: None, Specific Gravity: 1.05-1.10

Hardness
2
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Physical properties

Hardness: 2.0-2.5 Mohs, Color: Honey yellow to brownish-orange, Luster: Resinous, Crystal Structure: Amorphous (non-crystalline), Cleavage: None, Specific Gravity: 1.05-1.10

Formation & geological history

Fossilized tree resin from ancient coniferous forests, typically dating from the Cretaceous to the Eocene period (30-90 million years ago). It forms through the polymerization of organic sap under sedimentary pressure.

Uses & applications

Primarily used in jewelry making, ornamental carvings, and gathering scientific data from trapped biological inclusions. Also used historically in perfumes and folk medicine.

Geological facts

Amber is one of the few organic gemstones. It is so light it can float in saltwater. Many specimens contain 'inclusions' like prehistoric insects or plant matter that are millions of years old.

Field identification & locations

Identify by its warmth to the touch (unlike cold glass/stone) and its ability to become electrostatic when rubbed. Found commonly in Baltic Sea regions, Myanmar, and the Dominican Republic.