Sulfoborite - Kazakhstan -0.29ct -50€

faceted sulfoborite

faceted sulfoborite

faceted sulfoborite




SULFOBORITE - impossible to find faceted !!!
Mg
 
3
[B(OH)
 
4
]
 
2
(SO
 
4
)(OH,F)
 
2
Rare mineral from marine salt deposits.
Unique offer on the Internet, extremely rare stone for gem collectors!

Weight: 0.29 ct
Size: 4.8 x 4.7 x 2.6 mm
Color: colorless
Clarity: very clear, some minor inclusions
Cut:
fancy round cut (small chip on the girdle, see central picture, right side)
Treatments: not treated, faceted directly from the mine.
Origin: Inder boron deposit, Kazakhstan
Price: 50 €

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