Show mine policies extend life of utah producers 5 CZ 30 k A view of silver king which c has been in almost continuous production for over 70 years mining as an industry has characteristics acte peculiar to itself operators are not competitors in fact developments in one property ma may y shed light on possibilities and encourage another mining operators do not vie with each other to ship the richest ore to be the first to the smelter with the greatest amount of metal they realize that high grade and low grade ore must be mined together to cons ve the resources of the mine and extend its life as long as possible utah operators have established an enviable record in this respect an outstanding example of the longevity longi vity of mines is is the silver king coalition at park city one of the nations nation s outstay outstanding ding silver lead chic zinc mines the mine mine has been in in operation ay ly iy present and predecessor companies for over 70 years having been in ili continuous con tinous production pro uc tion except for brief intervals since its discovery in in 1872 Reil realizing izing that once tin an ore body is is mined it is is gone forever a policy has been followed of developing a pound of ore 01 e for every pound mined and mining the greatest limits of an ore oie boda lather than gutting the high grale for a tern tem showing sh otting financially |