£1,500 €1,699 $1,957 approx. This specimen is priced in pounds sterling, all other prices are approximate.
Classic 'nail head' habit crystals of Calcite from the Bigrigg Iron mining area in west Cumbria. Excellent gemmy prismatic crystals of Calcite measuring to 2.4cm tall, are seen aesthetically arranged on a matrix of Goethite/Hematite. This great specimen from the area is from the University of Illinois collection via the British Museum of Natural History.