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<br />License0 coat Aines, coking-coa] classif <br />in the San Jean River region. ication. and 197) and 1978 foal prodve:ioa <br />- <br />• _: ; - <br />, <br />Kine <br />- - <br />=v^1 ?rodvctton <br />1977 (ta short tons )1 i % <br />Coking-Coat <br />:-/ 197_ 8_~ ClassificaN~n <br />Hartintt Strip <br />Glue Plawt Archvltta x,070 <br />38 <br />676 <br />l <br />teat twlch la Plata <br />la Plata , :fhrA_• <br />~ - <br />.+fay butch - to Plata 1.250 13.851 PhrS: <br />~ I <br />PhrA <br />King <br />Pracoct <br />~ la Plati <br />la Plat <br />?2,S7o - <br />66,016 • <br /> <br />hucla Strip <br />• a <br />lfontro: ` <br />si'io~ <br />lO <br />7 PbrA: ' <br />' / ~ <br /> ~_ t, <br />9a <br />- MhrSb <br />Total <br />121,120• ~ <br />220,967 <br />1) 1971 prodvctfen <br />397s pro0~ction Oata frow Colorado Oivis:~n of !flocs. 19)eb; <br />Oata are prellwtnary (Co!~r <br />~ <br />Ot <br /> a <br />o <br />rision of Mlnes, 1978x). <br />2) MhrAb • 7'arginal <br />PhrBp . Premi grade Aigh-rolatilt A b::urainovs <br />vw <br />PhrAb • Prewivw grade AigA.•olatilt 6 <br />Bradt htyh-rolatilt A bi:.winovs <br />bl:-ominous <br /> <br />• In Colorado, cox] deposits in the Menrfe. <br />Formation range from premium grade high-vo]atilc <br />' bituminous to marginal grade high-rolatilt <br />bituminous coking coat (Maps 6 and C• Plate Z) <br />• The rank of >lenetee coals generally increases t <br />'the northtast. Along the western margins of th <br />basin, the cox] is premium grade high-rolatile • <br />t bituminous coking coal. In Ranges 12 and 13'aesi <br />the coal becomes high-rolatile B Dituwinous i <br />rank, Dut the Bradt decreases to marginal in loca <br />areas.; East of Range 1T west, the coal i <br />high-volatile A bituminous in rank, but !th <br />coking coal grade may decrease to latent In lbca <br />l areas because of variations in both ash and sul.'u. <br />contents. <br />r <br />~tg4re 29. The stratigraphy of the Menefee <br />- formation in the Durango field, San Juan River <br />region, Colorado ~frora 8orrck and Hurray 19)9). <br />EXHIBIT `'C <br />Data on coking coal cl~.ssification, <br />and general coal strat~graphy Af the <br />J'enefee Formation <br />Boreck (1979) p• 40, 45 <br />November 1993 <br />SaN JuaH AIV[R 11EGIOM Ounall(,O ilElO YENEf[E fORY1T10M <br />