Pezzottaite tanzania These have only minimal damage

These have only minimal damage

An attractive Prehnite specimen

Intact end faces and very good luster

The middle crystal is 3

blue Sapphire

Pezzottaite tanzania These have only minimal damageMedium sized dark red crystal fragment with several surfaces from a new discovery of this very rare mineral: In contrast to the pieces normally found, these show flat crystal growth; very rarely, crystals with several prism surfaces or even fully developed ones occur. The prices have risen enormously in recent months due to the high potential now also discovered by the local miners. It is therefore questionable whether a purchase on our next trip to