This specimen of Manganite is distinctive enough to show its true identity and is a beautiful and interesting specimen for display

They belong to a group of predators known as cephalopods

Approx Weight (per piece):  12

It appears to have been caused by the pressure of the internal crystal growth

7 inches Weight: 25

Emerald | Oval Cut | 10x7.7mm 2.8ct | SO24 Torbernite This specimen of Manganite isProduct Type: Emerald Approx Weight (per piece): 2. 8ct Size: 10x7. 7mm Shape: Oval Cut Color: Green Clarity: Transparent Origin: Brazil Emeralds are prized for their vibrant green color which is caused by trace amounts of chromium, vanadium, and iron in the crystal structure of the gemstone. On the Mohs scale of mineral hardness, emeralds have a rating of 7. 5 to 8. This means that while they are relatively durable, they are not as hard as some other