| Show ney new san juan map to aid development of oil gas and coal detailed studies of the geology and coal resources on the northwestern rini rim of the great san juan basin of nev mexico and colorado have revealed more than thai a million tons of mal coal of high quality at depths of less than 1000 feet below the surface according to a report made today to secretary of the interior oscar L chapman by the U S geological survey the report includes mars and I 1 sections of the drango area lai la I 1 mata hata and Montez uina counties 1 colorado in which the rew new resources I were dio discovered covered this tha coal estimated to bo be present in beds inore anore than 28 29 inches thick and w while hile of these and larger reserves at depths greater than 1000 1 sect feet only tons may bs be t considered rn measured eared or proofed pro oved I 1 more reserves could ba proved by systematic core drilling A con I 1 proportion of the acal in the area is of cokin coking quality 1 and some has already been been successfully cess fully used f for or coke mali making ir 1 in the past the detailed study of the cretaceous rocks of the area conducted by geological survey revealed tensing lensing and tonguing c cut ut of sandstone beds deposited along ancient shore lines these lenses help to explain the occurrence of natural gas gas in several strati strat graphic trap fields in northern new mexico and may guide exploration pl oratio ri for gas and oil in such traps elsewhere e in the san juan basin the map which covers an area of about square miles is pr printed anted in two sheets each measuring 40 by 52 inches sheet one includes a geologic map of the western part of the area on a scale of 2 inches tor to 1 mile a columnar colu ienir inar section of the rocks exposed in the area graphic sections of tio the 1 fo i rn mp toi alo in tho jhc we part of the area arci and a te text at describing the raphy and coal resources shet 2 includes a 0 geologic col ogle map of the cast rn part of the arco also on a scale of 2 inched binche j to 1 anile an index map graphic c sc cc c eions of the mesa verdi group and of the coal bearing menefee and fruitland froitland Fruit land for formations nations and tables showing coal res reserves and analysis of coal the map titled geolot geology gy and i id coal resources of the durango area la flata fata and iaia counties colo by A U D zap has been can published as arary yap map of tha oil and ga gm i in vesti gatica tic i series copies of tho the set of 22 sheets may to par purchased chased ji on and after 16 1949 I 1 from rom the map distribution office U S geological survey denver federal center Cen ler denver colo at copies w will 1 also bo be available for over the sale but not by mail mai at room 1 1200 06 general services building washington 0 C and at th the C Gc geological 1 survey field offic offices cr at new customhouse derverl colo federal building salt lake city utah and federal building tulsa okla |
