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the specimen displays distinct venation and fine morphological detail
Long before fish dominated ancient seas
feeding on grasses and hardy tundra plants that thrived during the Ice Age
Tetragramma marticense sea urchins are a group of marine invertebrates found in nearly every ocean habitat—from polar waters to tropical seas
2.4" Rough Purple Purpurite Manganese Mineral Specimen Location Namibia Mosasaur Tooth the specimen displays distinct venationLocation: Namibia Weight: 4 Ounces Dimensions: 2. 4 Inches Long, 1. 7 Inches Wide, 1. 1 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.
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