Mineral: | Xenotime -(Y) , Solid-Solution Series: Chernovite-(Y)-Xenotime-(Y)
| Chemical Formula: | YAsO4 - YPO4 | Size: | 12,2 x 8,0 x 5,2 - 9,8 x 7,6 x 6,2 mm | Weight: | | Transparence: | translucent - transparent | Quantity: | | Origin: | Zagi Mountain (Zegi), Mulla Ghori, Khyber Agency, Federally Administered Tribal Areas (FATA), Pakistan | Three doubly terminated xenotime crystals with partly a bit transparency and luster. Two specimens disclosing nicely the twisting along the c-axis. The color change starts with a strong orangey brown and shifts towards a sand-colored hue under incandescent light
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