(3.7X10+13 becquerel); and gold-201: 1000 curie (3.7X10+13 becquerel). The toll free number of the NRC is (800) 424-8802; In the Washington D.C. metropolitan area Effluent Concentrations: Concentrations of gold
Cubic (gray); tetragonal (white); rhomboidal (tin brittle)|Almost silver-white, lustrous soft, very malleable & ductile metal; only slightly tenacious; easily powdered; when bent emits crackling "tin cry"; brittle @ 200 °C; brinell hardness 2.9; at -40 °C crumbles to gray amorphous powd...