Show MINING MING MATTERS FINDING GOLD WITH X RAYS they alio also the I 1 of t silvea allt Cue rail d lead 15 faLing aa its of ot ore supposed te contain contala precious t by meina metris me tris of the tile X ria r la Is th tit latest liili et plina of 0 il t c 1 II 11 i t i i 0 of f I 1 the I 1 i e 0 i i I 1 i r f u 1 4 device 1 c v I 1 ca lb 1 j L L 0 I 1 t I 1 t ay by y I 1 lor cortor tor bot not 1 l h hie its it til hi d to aw 1 but in Is Is ilo aso practical pr attical la is of a gibat dil it it moe importance boltl of ells tl tv i to grilii sold til in I 1 ilna I 1 itts here 1 ld lot tip i nil acis 1 1 to exist di I 1 of u nepi I 1 C al ifor nil nit ho Is anoil ne as it li ii the of tho ille jutt raft cited to lit ile h to lull nt at tk it it for A it ions long time little anti nil all mho ito maht r re sinh at irth is 1 ulu anut t lint I 1 if t 1 Is 14 4 nov noi dmd 1 to tit jl tho 0 alio 11 1 1 of his hn allm ourlie rIts to thu the ii r I 1 that ill all nun i rubit liy fly tin in ill ir dr ilk linter ill mikas ikes no alto ampt to km 11 1 1 1 4 lilt tilt I 1 4 mint but 1 nillon NIll ln chilt tiia 1 14 a do 1 hit tilt mat P 41 bold id quartz N RIB i ft tic rock nith v ills in he fir at il d tiny smet 1 s lit in tit aking ills llo IB in lili lit 4 remits re mits at ono one thile he boull lie ile tint ill fit another lo lie 10 no conid uld IN 1 ier far off 11 alres s 1 I to hii int L vi r little to di 1 l with it f N lilt tit tie saine of on ore oa or the t u tile kin I 1 nf of tit h results i irit I 1 to the st itene the dk tor or choti tin n ngin making conis records n of tho exact Con conan tn of lila a till be during alie tit 0 t eap exp it so happe neill hat ho he nn nil exposure bihn tile tube in as vt v ry I 1 low anti n 1 ell to art get ft A of ore in a piece of quarta A little longer ex komure tile r quit alt vax luthir anit atilt w it went nent on until the tile proper time of e ire haq found iio ito I 1 ml lid demon gt atod mat tint it low tulie or one tha that does not many X rays waa was tile luat for the it liae tins lonn hen 1 knoon that a title 1 I c of this kind ghe hie tile lut but it Is undesirable for stir glent 11 i rk on account of f the tin tilt e required to t make the exaure in nin binkins kins aimi lyst thin this la IS of course a matter of no ina port n nee NN kiy by the th low rubt should produce luce better lhnn the th high tube Is easily understood unde retool by anybody pd ell alth photography A dim unlit light ir in a room will ill make stronger in a photograph than a strong one in a riven length of time in the case of 0 athe the any X ny the lie high a tubo tube cervates a collance that ban ft a tendency to pilots through everything anti w it happen happens vint bv by the time a certain part of the he plate te Is enough the other parta anre bild consequently allow no n contra contrast it the results is 1 very much lie the inie ainie a urne as an if the plate had hail iwen lk en flogged after dr pr had reached perfection in making amy my picture ures of ore lie tried different kinds of oilier other ore and tilt wore were most surprising mie differt dif ferince nee between gold and eaher Is of the eident de find condar and lead load are very different from either gold look looks like frost marking markings on a window pane pan while balvir looke looks like tiny specks different nr orm in the tile mine flame pit piece of rock am ire all plainly anil and not only afia 1 neta the X ray my show tint thit thero there la Is gold oll in ili a pertain certain rock hut but it aim also approximates how bow much of the metal there te Is ir dr bal bill tested thi this and found that it la Is quite quito reliable certainly enough to till wit ther tie it e ore Is worth orth making a series of tests of the most surprising a diot discoverer disc covery made ty by dr though in 1 the file fact that the X ray ill liow show gold 1 in a rok rock that has no outwit outward rill nw sign of 11 its exist enre enee pie es found in the nepi hills of such character that no miner would look at them for more than a moment before throwing them as wortham worth lm fM under the X ray prayed 1 to contain a layer of thin bold gold mall small in quantity but gold the no drawings show the out hide aide caw alews of bite bits of quartz many of tho the ulecee of quarts quartz examined dd did bot not show any signa 1 of irold old on the outride even hen lion put under a strong magat ting glam 1 of course tho krest advantage of he the X ray my in 1 Is 1 if its cheapness ex of thirty email small piece ples can crin be made on one on plate at a n cast of a about bout 1 I 1 at the vis most the same work dona done in the usual mainer would coet cost at lenet least TO A it will liow lie be nn an easy matter for to take a number of ave 1 them put bronah the X ray pax pa and arid determine whether they i contain gold OP or not oftentimes minerd arow aminy good adeel men mens because feere are tire no outward out ivard indications di of golf TO pet got thene plow pie at 1 apiece 1 in more than moot miner miners can afford the time line now come corn when the work can enn roost most easily be b done by X ray operators for clont 10 cene cons apiece in large lots thi really a revolution in prospect ing and he tile around of the tho state 19 li ejiro to I 1 ic e more thoroughly worked than ever before bo fore |