50 gram Sulfur Crystal Specimen DN046 prehnite rich color and are partially

rich color and are partially coated in chalcopyrite crystals

and various decorative forms

showcasing its natural beauty and unique patterns

Brazil is semi-polished

common opal is formed when silica-rich water flows through sedimentary rocks

50 gram Sulfur Crystal Specimen DN046 prehnite rich color and are partially50 gram Sulfur Crystal Specimen Approx. Dimensions: 2x2x1. 25 inches Approx. Weight: 50 grams Locality: El Desierto Mine, Daniel Campos Province, Potosi Department, Bolivia Bright, gem quality sulfur crystal specimens from the famed El Desierto Mine in Potos, Bolivia. Each piece showcases rich, vibrant yellow hues with excellent clarity and well formed crystalline structure, making them exceptional additions to any mineral collection. Known for their