David K. Joyce

Cassiterite, Quartz, Tourmaline

6.2x2.1x2.2 cm
Panasqueira Mine

Cassiterite, Quartz, TourmalineCassiterite, Quartz, Tourmaline

Item number: 28198

There is a grouping of sharp, black cassiterite crystals associated with needle-like crystals of tourmaline on one side of this singly terminated quartz crystal. Nice example of one of the less common minerals from this famous locality!