Show TIN IN VIRGINIA the united states is almost entirely dependent on foreign countries for its supply of tin As this metal is a war time necessity of supply is domestic source and as a urgently needed all known deposits of tin ore in the united have recently been examined by geologists geologist s of the survey one of united states geological the most promising of these deposits is jn in the irish creek district in the eastern part of bf rockbridge county virginia near the summit of the blue ridge this deposit was recently examined by H G ferguson of the united states geological survey which in this research is acting in cooperation with the virginia geological survey mr fergusons Fergus ons report has been published as bulletin XV A of the virginia geological survey the existence of tin ore in the irish creek district has been known for many years and between 1883 and 1893 the deposit there was actively mined the mining company however became involved in litigation as to land titles and abandoned work in 1893 work on the deposit was never resumed and the old workings are now caved and heavily overgrown with brush so that a thorough examination of them is difficult but what mr ferguson saw in the field and the information he derived from old reports led him to conclude that the deposits along the blue ridge in this vicinity offer some promise as a source of tin both through the systematic working of the known veins and the possible discovery of other deposits ij 4 the occurs in quartz veins that cut a granite rock of peculiar appearance known as a the veins do not continue for long distances and their content of tin is probably very irregular from place to place some high grade ore was found however and some tungsten ore occurs with the it is believed that the district is worthy of further investigation A copy of the report bulletin no XV A of tile the virginia geological survey may be secured on application to dr thomas leonard watson director virginia geological survey charlottesville virginia |