Mineral: | Bastnaesite -(Ce) (Bastnäsite)
| Chemical Formula: | (Ce,La)(CO3)F | Size: | | Weight: | | Transparence: | | Quantity: | | Origin: | Zagi Mountain (Zegi), Mulla Ghori, Khyber Agency, Federally Administered Tribal Areas (FATA), Pakistan | This a cutting grade bastnaesite crystal, with a very good transparency for this species and a fine idiomorphic crystal shape, showing on top a basal pinacoid. The color change is strongly visible in changing from brownish yellowish hues in daylight to keep orangey brown in incandescent light. Beautiful specimen from Zagi- Mountains.
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