CHI132jr Chinese Agate, Middle-Class Mine Tourmaline This material has not been

This material has not been heat treated

as well as a few sentences on the scientific qualities of the stone

ISBN-13: 978-1-59963-699-3

4 cm x 5 cm x 3

CHI132jr Chinese Agate, Middle-Class Mine Tourmaline This material has not beenThis specimen features golden yellow, white and red agate. 6 cm x 5 cm x 2. 3 cm 2. 9 oz Agates from the Middle Class mine show a broader range of colors including red, yellow, purple, brown, blue, and black. They are known for showing strong concentric banding, chromatography and often contain spherulites. Agates from the Middle Class mine also often contain druzy pockets with hematite and calcite crystals. Agates from this mine also contain a higher