Show 0 ARIZONA i 4 tombstone epitaph thomas clemmons one of the original discoverers and owners of the first mine in the united states is in tucson on business mr clemmons is still the owner of a mine in the dragoons which yields good returns of this valuable mineral and he has a method of mining which is absolutely unique in arizona and which is probably not duplicated in any mining section is a metal which is not found in many places there are mines yielding this ore in arizona in colorado and in two or three other states normally the ore brings per ton it suffered a slump several months ago and fell to per ton but the price has again returned to it was about seven years ago that was discovered in arizona the original mines were sold to the primus chemical company of primus pa who ship the ore to their plant in pennsylvania where it is converted into lung acid this acid is used in the process of making armor plate and in 1 n toughening steel tools so as that they will hold their temper when heated to a high degree is found near the surface in blanket deposits the separate deposits play out quickly but they are numerous in a section of the dragoons |