Grape Agate Sphere woolly mammoth This colorful jasper is from

This colorful jasper is from Indonesia and exhibits wavy tones of yellow

It has a Mohs hardness of 3 to 6 which is softer than granite

Exact measurements

technically a spherulitic chalcedony

The green is actually caused by the presence of copper within its chemical structure

Grape Agate Sphere woolly mammoth This colorful jasper is fromGrape Agate is the name given to the botryoidal Purple Chalcedony that has been recently discovered in Indonesia. So far there has been only one locality found, making this an extremely rare and valuable stone. Average Dimensions: 2. 25 L x 2. 25 W x 2 H inches Average Weight: 0. 58 pounds