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Trilobite Calymene from Morocco
Aragonite In Limonite From Tsumeb
4cm x 2cm x 1cm
1cm Weight- 576g You will receive the item in the photo
Green opal Trilobite Calymene from MoroccoGreen opal from Madagascar. Size 12. 5cm x 8. 7cm x 8. 5cm Weight 595g You will receive the item in the photo Green Opal is classified as a mineraloid rather than a true mineral because it lacks an ordered atomic lattice. Green Opal belongs to the hydrated silica mineral class and is amorphous is the crystal system. Its hardness is 5. 5 6. 5 on the MOHs scale. Rock formation is sedimentary and volcanic environments. Traces of nickel or other
US$ 19.00
US$ 14.95
US$ 22.00
US$ 25.00
