Rock Identifier
Pyrite-bearing Rock (Iron Sulfide (FeS2) associated with host rock) — mineral
mineral

Pyrite-bearing Rock

Iron Sulfide (FeS2) associated with host rock

Hardness of 6-6.5 on the Mohs scale for the metallic flecks, brassy yellow to golden color, metallic luster, cubic crystal system, specific gravity around 4.8-5.0.

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Physical properties

Hardness of 6-6.5 on the Mohs scale for the metallic flecks, brassy yellow to golden color, metallic luster, cubic crystal system, specific gravity around 4.8-5.0.

Formation & geological history

Formed in sedimentary, igneous, and metamorphic environments through hydrothermal activity or low-temperature precipitation, often dating back millions of years.

Uses & applications

Used primarily as an ore for sulfur and sulfuric acid in the past, currently popular as a mineral specimen for collectors and in metaphysical practices.

Geological facts

Commonly known as 'Fool's Gold' because of its superficial resemblance to gold, pyrite can produce sparks when struck against metal or hard stone.

Field identification & locations

Identified by its brassy yellow color, high hardness (scratching glass), and brittle nature. Found worldwide in various geological settings.