Hibonite madagascar one edge is completely missing

one edge is completely missing

A small crystallization defect on one side at the bottom

Graphite matrix

A very attractive specimen studded with small and large fluorite crystals

featuring several intergrown double-terminated crystals with outstanding luster

Hibonite madagascar one edge is completely missingWe were able to acquire a large lot of excellent crystals of this rare mineral. The partially hexagonal crystals are mostly completely black and exhibit an attractive star shaped luster on the crystal faces, reminiscent of trapiche crystals. A flat hibonite, one side beautifully black with star reflection, all others covered with limonite.