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Exhibit B, Attachment I <br />T110RSEN RANCH <br />gypsum Mine Tonnage Estimate <br />A sample of gypsum from this area was analyzed by Ideal <br />Cement Co. and found to be 98.6`; pure. The purity of the ore, <br />however, will be moderately lower due to interbedded layers of <br />other petrologic types (near the top). <br />• ~~ _ <br />A~.RO~TOP <br />OF <br />~ =Y=V= _D <br />~~ p <br />~~ B <br />SCALE I~~=100' ~ ~_ <br />toP° r° hlc distonce ~ <br />9.6 ° Avero a 12.5° <br />~~~ _ Horizontcl 400 <br />A APPRO <br />~~ _ 7HICKNE S <br />12,5° APP OR k OT ~ 0 Y S M 0 1326 S <br />C p~- <br />_ , <br />AB Average Topo distance = cos 9.60 <br />AB Average Top distance = 405.7' <br />• _ Approx,thickness = sin 22.1 AC = cos 22.1 <br />AC 405.7' 405.7 <br />_ approx. tiiickne=_s = 152.6' AC = 375.9' <br />BC <br />Area of Q ABC = h (AC) (BC) CD _ o <br />152.6 - tan 12.5 <br />_ ': (375.9) (152.6) <br />= 57361 ft.2 CD = 33.8' <br />Area of ~ BGD = 'z (BG) (CD) <br />= z (152.6) (33.8) <br />Total area ( ~ ABD) = 5162.6 + 57361 = 62524 ft.2 <br />• <br />