Fluorite from UK, England, Alston Moor, Nenthead, Rampgill Mill

A limestone matric has been covered with a solid mass of jet black Sphalerite crystals. Sitting atop these are a bed of very pale yellow with a slight purple tint to some of the Fluorite crystals.

Boundary Cross vein, Rampgill Mine, Nenthead, Alston Moor, Cumbria, England.

Catalogue No.241