PreviousNext COR4751 - CORUNDUM in Plagioclase - Biotite - Almandine Gneiss $90.00 Locality Khit Ostrov (Khit Island); Northern Karelia; Karelia Republic; Northern Region, Russia Dimensions 57mm x 47mm x 34mm Single translucent red prismatic corundum crystal measuring 20 x 7 x 7 mm, frozen in a plagioclase - biotite - almandine gneiss matrix. Nice matrix specimen for the species.