Show utah an alluring geological eap exp exposure asure aft how the looks to a geologist the state stata of utah presents probably the most alluring geological exposure in the world geology la Is unique in that there are out cropping strata recording I 1 n g every period ol of the geological hi history tory from rom to the present it if one drives from the northern 0 rn parts ot of the th estate to the south he may easily observe along the road strata as old as precambrian pre cambrian in box elder county to as young as tertiary in kane kalne county and then drift again to the south from kane county to the colorado river an and d view the outcrop ol of strata which c covers 0 vers the period from the youngest s at to the oldest from rom cedar breaks which Is tertiary to the granite gorge in grand canyon which Is it is in this geology that has been found some of the outstanding nines mines of the world the areas ot of the wasatch the gintic tintic the 0 1 arh iron springs and the Tu have been specially productive of jn in the early days the discoveries were easily made as many mine mineral al deposits outcropped cropped out on the surface a but today the situation Is vas vastly aly different the surface deposits are gone and deeper and more hazardous prospecting is necessary to bring forth new ore bodies it is a credit to the operators of mines in utah that many ot of the properties have enjoyed long life longer than Is common tor for metal mines this has been due in a measure to a alsa policy ot development it the industry la Is to be preserved la the future more and more of the return must be set aside tor for dev development elop ment work agthe as the ore is becoming harder and harder to find rising costs otten often res result alt in curtailment ot of development and this will soon result in a general c curtailment urt ailment of 0 mining an inexorable ab Is law of mining 9 |