Show EXPERT PERT REPORTS ON THE SAN JUAN southeastern utah oil fields field s have big promise says mcdonald cL 4 forty square are miles mil of san t 4 juan county ty have hae placed ii un der lease during pat pmt bev re t meeks 0 to oil prospectors many T dr drill rigs are working there at pre ent tent t and many more ha e recently been arranged ar for as 1 4 the tapping of the oil bas 1 n vilh vhf hii h is of great size and the producer of an exceptionally exception illy 4 high grade of crude oil makes 4 I 1 the t he future of tho district 4 tain A an area a of nine milea miles in 1 eidth t e nty five miles in t tva length b e e n 0 ten ty tv two drills are at ork in the district and three gushers have gasoline engines are at work ork I 1 on the crude oil fuel and one 4 inan man is 3 said to be running a motor car on it instead of gas oline which proves that it t i 4 must be very high grade oil t t t Recel itly h report oa on be the s sin jaa juad oil fields as prepared and submit led ted to t number of prominent salt lakers by 1 illiam T Nl macdonald acDonald the well known mining engineer who hat u m made de an exha exhaustive ustiNe examination ol 01 the section in question for tha th inter esta ests mentioned A portion ot of thia this re port ls Is here given in the realization mat that the geology ot of the field and mac donalds conclusions will III prove very ery timely tor for a great many who have al ready Ins invested ested or plan to invest 11 heavily aily in he the development ot of what look 1 0 like i x coming rich oil irodus tion section without access to literature and appliances not obtainable by me in held field it boull out I 1 be unwise to attempt a really accurate and authora au tharl taffie ae classification of the vartoul formations expo ekpo d says thil leport A brief and general tion of the topography and the esmen bial g features will noi not be out ot of pince place however hoever in the immediate dicinit vici nit ot mutt city the same saine thick and a nd nea ly horizontal sedimentary de posits ot of reddish sandstones that have been noted tor for much of the way nay along the stage journey irom lortez are still in evidence proc eding from bluff ct on the road into the fields this same even een formation continues without an ap parent break of any kind for a dis tance of perhaps six or seven miles when comb ridge Is ts encountered here has occurred a tremendous dis tur bance and upheaval of the earths crust resulting in the formation of the above aboe mentioned ridge which aich Is several hundred feet in height and extents for many miles wiles in a northerly and southerly direction the strata are here ste ply tilted crumpled and broken and a gigantic faulting in taken place along the northerly and the ridge e the ver si s it herly exist eist of tic il l displacement of the strati amount to certainly several hundred and berh aps a thousand or more feet and brings to a surface exposure for or mahlons aich which have base hitherto bl herto been deeply burled Lime stones here ap p pear in great profusion the lowest formation made visible probably be longs to the carboniferous age il 11 though the upper UPP er devonian Des onlan mav poa pod sibly be reached passing from om here on or down th the pattern eastern enters soon river one limits of what I 1 is at present claimed to be the probable pro bible oil producing lei tel the district included within the limits of th the e oil fields rot at pre 8 d scribed be broadly ent defined denned may horizon what wash once an ad almost tal tat plateau reg aglon ion now bent into trend a series df of denorn loua anticlines in gnp general generall northerly and broad souther and h b and for the moet no t part eighty to one gentl sloping in places mile nille but bul t hundred feet per considerable steepness steep nee ia in utta attaining ining a that I 1 ober observed ved I 1 waa there place no abrupt of a sufficient evidence 0 any be the res rebun alt vertical displacement to fallI ting of drilling that ass h been ilot or the corill conf inert d to abo be been n thus thu far h has 11 done of the second AlIc 11 e eastern slope from comb C ab nb we preceding few fem wels wel hive been some ridge the th drilled ed A bans aa now drilled or are of limit 0 east M the ar at anac in abter tho the first anticline cotna ridge escoula tp leaen fprd d alter to being bellig a qua a aches more u nearly preaches pro tt it doe does d aban dersal dowe lna ion Xam afi antl ellue s 01 11 side to be it tm gilted the strata on j very 1 c er upward and extending excepting v t the he to top of the dome I 1 this 1011 I 1 I 1 t b r 0 bv TAHi St Islea som doine and is cut 1 oen miles it olt ent norl lh of its dist t iv through somo of the juan center by ills earvon rier huil foldi lix hero aside from WWII noted tahe othea alse district to alc plc fi cation of the artir A the roe Is frs ars 1040 dastra consider lible a t a of ra der these conditions a possible ex as to the cause of this anti 1 clenal 11 anai structure T would be the probable presence 1 of underlying inz of 0 igneous rock ock which surface erosion lias has as et not brought to light and which when injected into the lower loer for caused the bioc docil ii upward bulging of the overlying strata this tits theory ry receives partial support from the tact fact that on the south side ide of the river and nd a little to the west of good ridge there 1 a bold outcropping of a dark greeni h igneous rock known anon licali a as the alhambra Al I 1 visited thin this locality but did not have we time to actually reach the alhambra it hilf ind could detect no signs of any serious or extensive disturbances resulting r from its presence it may hae haie been an igneous intrusion which cut cuti its way up through the mr lying and anti semi serril plastic sedimentary deposits depo alts or it 11 may be the top of some old sub ab merged igneous peak around which the ancient inland ocean depo depos altel itel its sediments undisturbed on the north side of the river hoever lo wever I 1 noted and carefully exam ined another igneous dike which I 1 am inclined to think may have lime a t tain tin in influence on the productiveness of it portion of the field this dike appears to be a hornblende schist and has an average width edth ot of from four to at alx lx foet fast it strikes nearly due north and south and can readily be traced for some two or three miles it seems to be ne ily vertical in dip and outcrops along the eastern elope slope of the before mentioned second anti dine perhaps two miles from the bot torn of the synclinal valley I 1 fol loed lowed this dike down to within about two to and one half miles of the river and there I 1 was unable to farther lo 10 cate it whether hether it actually tops stops there or whether it continues on to the river ird Is imply simply hidden by surface format formations Inns I 1 cannot state up to date no particular cance appears to have been attached td to the presence pre ence end prid location 0 of dike by those one operating rating in the neld dut but it certainly 1 a fact worthy ot of note ante that up to the present time none of the wells mells of which aich there are sev eral which hae been drilled eam aas this dike have given an anything thing like so good t choing showing of oil as have several of 0 the wells ells drilled wept of it or west est of a line which the dike would trace should it cont niu nut down to the aler in its IN noted direr on of strike all the wells ells eist east of the dike and anti situ itu abed in the synclinal basin hae haie how hou ever shown the presence of a conald consid erable amount of water ater the engirt district no now embraced embi aced within the limits Ili tilts of the fields was 1 covered by horizontal water ater deposited strata aggregating a I 1 tremendous thickness in most places hoke homeier ho weier er surface erosion has the overlying overly formations to a depth of several hundred feet and possibly foi thousands of feet As a result of crouton and weathering which have occurred carlu carlois IS read reddish sh colored isolated end pil pities lures iu lu bluffs buttes and monuments h re e oe been left dotted lere an aril there the r over r the fields rising in many cases tc tu hundred of feet aboa the surround ing territory they have been ca caned ed into many peculiar and fa fantastic ta tic staale during the passage of the ages ind nov non form forin a collection far more im presslie and wonderful than that to be found in the well ell known gar den of the god gods colorado the report then describes de at con sid erable length the of or rations of the various companies com panlee operating in the nelda fields and stites that an in i 1 arty last june wax sent into the alfid by b the santa ie Rail railroad roid corn com pany this party included an oil ex fort who ho expressed himself ae an being lery favorably impressed with th prospects of the field the report then say one very important tea fea ture that must n not ot b overlooked in connection with these fields Is that in october tober 1901 the united states gov etri detriment ment withdrew with ith from further enar all lands in this district which ch had not been properly located before that date to a i i consequence of such en it will all be absolutely ne CPS s ary sary for all the land now being held to haic proper and legal discoveries leb or oil made it by actual drilling before wore the end of chiq year 1910 or will to the gov e en euch ruch 11 and nd erni nent and ad bennot b bo relocated maled un til ill bih sih foible time ae an the govern nen lent nay throw it oper to be rel bated in conclusion the report SAYS av the geog of this district bi 1 u un n questionably dec idedo favorable arom ami the krnc of 0 an oil a cert cerbin ln amount of oil of splendid plen did quality Is an n pren P ren bract bether a it quantity or oil will II ultimately be bo devel developed eVed to war ant rant jbf installation r et adequate facilities either a pipe list lu or A railroad or both and thus to convert the industry indu atry into a corn com merc mere lally laft proposition can determined eter nied by only 0 al ay be drI tho se bot that akk now lately be bot abo 1 thu pol on X of tb t work ame to WO aw XIT gmt I 1 I 1 0 ato abit abir et apt IB in this portlier tort lier dire tep ment of these fields will be consid er ered ed a safe and conservative invest tient but I 1 do firmly believe that for anybody cyb dy who la Is able and iiii willing ing to take a chanco on u what Is certainly an attractive and speculation the ho opportunities now of fared by the san juan utah oil fields fieldg merit very careful const con aldra dora ion tion a a supplement to this report mention is made of a new discovery of oil by the landon and san juan company five miles farther up the and slope which still farther r x tends what hat may be called the proven area |