Show FINDS BIGGEST VOLCANO WAS ACTIVE IN VIRGINIA dr W A nelson state geologist discovers ash agh which was wai do posited millions of years ago charlottesville va discovery of ft a layer iner of volcanic ash ten feet deep in rockbridge county four miles south of lexington has just been announced by the finder dr wllbur wilbur A nelson state geologist and head of the school of geology of the university of virginia this layer says doctor nelson was probably ejected by one of the oldest known volcanoes in america its presence coincides with similar deposits of ash discovered by doctor nelson several years yeara ago in kentucky alabama and tennessee virginias ash deposit is the thickest so far found says the state geologist it shows that in early geological times timea of years yeara ago the inow mountains ains just juat to the west of vir clr finla now burled under tile the cumberland plateau were bete a n region of great volcanic from the 1 lie measurement of tile the area over which the ash fell and was tie deposited in the ancient sea around this island volcano it has been estimated that more than 60 cubic miles of ash was ejected in addition to thick deposits in the southern states several inches hate hare been found as far northwest we st as minnesota and as far north as pennsylvania this would indicate that this volcano located probably in eastern kentucky near the west virginia line was one of the greatest of which knowledge exists volcanic eruptions considered enormous during modern times such as and kalmal Kat mal only ejected five or ten cubic miles of material which scattered over ever 1000 miles doctor nelson added these recent eruptions are considered of great grait magnitude but they dwarf into insignificance when compared with this ebent which occurred during the ordovician period |