Show the geological survey says bays that coal disei diina not lepur in it vans jerls but in strata til at Is it wits was an n Is no now w found in la idlers yera between anti and part illel with other layers or als of anek just us osone one leaf in a hock bok occurs horween end anti Is with the lie other oilier if aives of fit the book fook these bluyers are Pomet litjes wrongly called veins vv iris but trie veins rut cut across strata instead of being pa parallel rullel with them certain hydrocarbon minerals super tic lully resembling coal but related rela teil to tile the rid do occur in veins that tutt cut cerms the inclosing atnita ita tile glixon ite veins of northwestern colorado ara an crumples |