Black Opal
Collection
John Betts - Fine Minerals
Description
Brilliant rough
Black Opal
with
conchoidal
surfaces revealing intense green, blue, and orange internal flashes of color.
Locality
570 km north of Addis Ababa, Wello (Wollo), Delanta Plateau, Tigray, Ethiopia
Dimensions
30 x 25 x 20 mm.
Specimen Grade
D
Photograph
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