A good location piece of white acicular Dundasite microcrystals with Allophane on limonitic matrix. Best appreciated when viewed under magnification. DUNDASITE ALLOPHANE -Tynagh Mine, Galway County, Connacht, IrelandSKU: UKTMDun1£22.00PriceQuantity*Add to CartSIZE40 x 40 x 12mm