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• iii iiiiiiiiiiiiiiii • <br />. _~• 999 <br />_, <br />~ Cliffs Engineering, Inc. <br />Helping develop earth's resouJces to meet the world's needs. <br />December 8, 1983 <br />,;) <br />L:'; ... ' ..:Jil <br />I .. <br />Mr. Peter V. O'Connor <br />Reclamation Specialist <br />Mined Land Reclamation Division !~''~~ ~` `~ c ~ `~'" ~ _,1n~ <br />COLORADO DEPARTf•tENT OF NATURAL RESOURCES F I~~ ~ ~ n 3 ~~w, ~ ~c <br />1313 Sherman Street, Room 423 I,~`I, n.,e~Na~,cy ~ ~~~~; <br />Denver, Colorado 80203 <br />Dear Mr. O'Connor: I ti~'~?u ~''" ~ ~n't~t '~ <br />I Li, /,k~~ I U /~I~ FILt=~ <br />Enclosed are three copies of the Preliminary Rock I4echanics Evaluation <br />submitted in support of Industrial Resources' Regular Mining Permit for a Pilot <br />Nahcolite Solution Mine. In reviewing this document please note that IRI <br />considers this information to be CONFIDENTIAL and, I respectfully request that <br />it be handled accordingly. <br />• If after reviewing this information you have ary questions, please contact <br />me personally. <br />S~n~rely1, /~ <br />Martin A. Jones, P.E. <br />Environmental Engineer <br />MAJ:cr <br />Enclosures <br />• A Subsidiary of The Cleveland-Cliffs Iron Company <br />BIB TAUGHENBAU GH BLVD. POST OFFICE BOX 1211 RIFLE• COLORADO 81630 (1031 623-2103 <br />