Fluorite 
 
From : Usugli, Tranbaikal-region, Sibiria, Russia
 
Fluorite specimen with cubical lustrous crystals up to 3 cm on massive Fluorite of pale green to violet colour. The Fluorite cubes show interesting optical effects like shiny edges. This 1,7 kg specimen is very interesting for Fluorite-collectors looking for specimen from rarely seen localities.
 
Dimensions : 12,5 x 8 x 8 cm