2.1" Rough Purple Purpurite Manganese Mineral Specimen Location Namibia Coral Reef Archaeological and environmental evidence indicates

Archaeological and environmental evidence indicates that a combination of hunting pressure and habitat alteration—including deforestation and changes in land use—played a major role in the rapid decline of these enormous birds

Highly prized by mineral collectors

and continental shelf regions

a group that also includes howardites and eucrites

This morphology supports interpretations of a fully aquatic lifestyle within freshwater ecosystems such as lakes and slow-flowing rivers

2.1" Rough Purple Purpurite Manganese Mineral Specimen Location Namibia Coral Reef Archaeological and environmental evidence indicatesLocation: Namibia Weight: 3. 8 Ounces Dimensions: 2. 1 Inches Long, 1. 5 Inches Wide, 1. 4 Inches Thick The item pictured is the one you will receive. Purpurite is a rare manganese iron phosphate mineral known for its distinctive purple coloration. Its name comes from the Latin word purpura, meaning purple. This mineral occurs in shades ranging from deep violet to reddish purple and is composed mainly of manganese phosphate, with the formula MnPO4H2O.