Origin: Alto Equador, Rio Grande de Norte, Brazil
Sample size: 7 mm x 10 mm pale blue to white, transparent twinned euclase
crystal (top left), 9 mm x 12 mm pale blue to white, transparent twinned
Euclase crystals Largest crystal has double terminations (top middle), 6 mm x
10 mm (top right), 6 mm x 11 mm (2nd row right), 6 mm x 12 mm (2nd row
middle), 6 mm x 12 mm (2nd row right), 1 x 1.2 cm (3rd row left), 6 mm x 11 mm
(3rd row middle), 6 mm x 11 mm (3rd row right), 6 mm x 11 mm (bottom)
Origin: Miami, Karoi, Zimbabwe, Africa
Sample size: 2.1 x 2 x 1.2 cm
Origin: Mwami Mine, Karoi, Zimbabwe
Ex. Keith Hayes collection
Sample size: 0.8 x 0.6 x 0.6 cm
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