Mimetite
Mimetite is a rare mineral that typically forms in the oxidation zones of lead deposits. It is known for its vibrant colors, including shades of yellow, orange, red, and brown. Mimetite crystals are commonly found in hexagonal or prismatic shapes, often occurring in clusters or as botryoidal formations. This mineral has a high lead content, giving it a dense and heavy feel. Mimetite is prized by collectors for its striking appearance and unique crystal habits.