Show 0 0 experiments WITH TAILINGS spokane wash april 10 the bunker hill and sullivan mine is planning to rework its tailings from the mills by means of which it is believed the earnings barning from the concentrator will be considerably increased the company recently installed a small plant upon its immense dump at kellogg Kol logg idaho and the proceeds seem a big success although according to manager stanley E easton the experience is so young that no de definite finite results have been attai attained the plant is operated operated by three men and consists in common jiggers which separate the lead laden rock from the lighter waste the product from the jiggers is then ground finely and concentrated in the usual manner the company is losing 10 to 12 pr kejr cent of its values which at the present pi price ice of lead means that the tailings are w worth rth in lead an average of about 2 a ton the company has on its dump tons tone of tailings and if it passes through successfully cess fully a large plant will be installed other companies are watching the experiment with considerable interest for they all are losing like amounts 0 |