Our stunning Medium Rough Bismuth specimens feature unique stair-step formations and vibrant, iridescent colors created by a natural oxidation process. Each piece showcases intricate geometric patterns, making it a perfect addition to any collection or display. Due to their brittle nature, handle with care. Each crystal is one-of-a-kind! 

Bismuth | Medium Rough

Localities: Worldwide

Rarity: Common

Hardness: 2 - 2.5 

Measures Approx.: 40mm x 30mm x 20mm and 1.0oz

Bismuth is a brittle, metallic element (Bi, atomic number 83) known for its low toxicity and striking iridescent oxide layer that displays a spectrum of colors. With a Mohs hardness of 2-2.5, it is soft and has a high density similar to lead but is significantly less toxic. Bismuth crystallizes in a distinct stair-step hopper formation due to its unique growth pattern when cooled from a molten state. It is primarily sourced as a byproduct of lead, copper, tin, and silver mining, with major producers including China, Mexico, and Bolivia. Used in pharmaceuticals, alloys, and pigments, bismuth is also popular for lab-grown crystals, prized for their vibrant, geometric structures and metallic luster.

*Price is per individual piece unless noted. Due to the natural variations of each piece, please note that the actual item you receive may not appear exactly as pictured. Rest assured, however, that our dedicated team will do their best to hand-select the most attractive specimen(s) that we have in stock at the time of your order. Sizes and weights are always approximate.