Bismuth Crystal -B flower agate Pyrite is an iron sulfide

Pyrite is an iron sulfide mineral nicknamed "fool's gold" for its superficial resemblance to gold

and fluorescence make calcite a desirable mineral to collect

bluish-green colors likely come from a trace amount of lead

and is usually a dark grey

These pieces are polished into a medium palm stone

Bismuth Crystal -B flower agate Pyrite is an iron sulfideBismuth is a relatively rare metal found in the Earth's crust in hydrothermal veins, pegmatitic rocks, and sulfide ores. This piece has been heat treated to form a crystal. You will receive the exact piece as pictured. Dimensions: 3. 0 L x 2. 5 W x 1. 0 H inches Weight: 0. 35 lbs