Blue Kyanite crystal raw stone wool mineral crystal specimen

Material: natural crystal / semi-precious stone
Crystal and semi-precious stones classification: other
Condition: New
 80*27*22mm 102g
 2 65*47*27mm 106g
 76*26*20mm 61g
 86*44*20mm 128g
60*31*25mm 76g

86*30*22mm 68  g 

 73*23*25mm 66g

The shape is similar, each stone is unique