Keywords: Coneincone for inbed.jpg en Cone-in-cone consisting of alternating layers of calcite and clay Created by Nyrehn B T and Rygel M C using CorrelDRAW X5 Created by Nyrehn B T and Rygel M C using CorrelDRAW X5 2010-11-11 If used please cite Nyrehn B T in the caption Calcite Clay Metalwork Smelting |