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<br />TABLE I(b)
<br />SUMMARY OF LABORATORY EVALUI\TIONS OF CDLORAOO ClAYS GIVING FAVORABLE RESULTS
<br />
<br /> Tested COlloidal Grit Filter Layer M1xability S-.ell Cation EJl:cbans:eable
<br />SaIllple Exchange
<br />>0. Neune and Location 10 Yield Content ""=. ""=. Index Index Capacity '<><li= X-Ray DU'fraction Anslyses
<br /> 1961 . . .m1/l1li.n t:.tfdA'f . j, mesflOO g. Percentage
<br /> $an Luis Valley
<br />594-1 (,j x 68.0 1.4 D.9 0.0 28.6 l2()
<br /> N of Moffat
<br />$40-2 ChaJUl8.n . 11-2.8 6., 1.1 0._ 100.0 50
<br /> E of Ho<:>per
<br />831-3 WYble 36.:2 ',1 5.' 0.001 3:2.5 18
<br /> N<'.IU" Cn.ede
<br />. Colorado River DrailUlge Basin
<br />821-3 $rshall P>u;1I x 16.4 39.7 ',9 0.0006 53.5 " 41.9 6.4 X
<br /> 5EofGunnison
<br />843-1 Burton-Tuttle 36.0 1.0 11.1- 0."", 11-6.9 55 15.0 ,., .
<br /> W of Aspen
<br />890-1 CranbyDeposit x 31.9 9,4 1.1 0.0 18.3 "" 43.5 31".'1 .
<br /> Nev Granb;r
<br />., " x 29,9 15.4 1.' 0.0 28.6 ""
<br />897-1 Footer x 38.6 16.6 11.0 0.008 60.4 '" 16.5 1.8 .
<br /> NW of Bond
<br />S1"5-1 "'" 26.0 8.6 2.8 0.0001 .. 40
<br /> Near Meeker
<br />., 47.8 1.1 5.' 0.0002 n 35
<br />., H.G ,.8 ,., 0.0008 .. 35
<br />S88-2 -" x 36.8 6.' 1.4 0.0 29.1 '00
<br /> 8 of Maybell
<br />., x 39.1 11.6 6.1 0.0 2L7 220 42.1 18., .
<br />.1 Preeee x 29.6 8.0 ,., 0.0 43.1 100
<br /> 5 of Maybdl
<br />.4 x 53.8 5.9 ,., 0.0007 31".6 115
<br />., . :20.6 6,4 4., 0._ 311-.1 50 36.2 40.8 .
<br />.6 x 16.7 20.7 4,1 0.0005 67.1 100
<br />., x 47.1 10.7 2,6 O.OCll 67.0 105
<br />.8 " x 49.7 '.9 .., 0.0004 56.1 "'5
<br />., W111iwns x 62.} ,,' 1.8 0.0008 30.4 '50 58.lI- 63.7 *CEC and '1> He. rWl on cQl!lPOs1te of
<br /> sofMaybell 888-9 and 10
<br />.10 x 51.5 l8.} 1.6 0,0006 38.9 420
<br />891-1 8tedtman x 6'--.0 D.9 1,0 0.0006 '--5.9 ""
<br /> E of Rangely
<br />., x 36.8 ,.8 '., 0.0005 40.1 115 39.4 67.5 .
<br />884-l Cornforth x 43., 1.9 6" 0,002 29,5 250
<br /> neaT Glatte
<br />872-l Peach Valley 60.8 1.3 10.0 a.cX}] 46.1 '" 57.9 37.0 SQdiWll montmol'i11onite, kaolinite,
<br /> EofDelta quartzw/FeldE.pe;r
<br />879-l ,=, x 46.5 6., 1.' 0.0 20.9 190 65.4 59.3 .
<br /> \I" 01' Gr. Jctn.
<br />., x 45.6 8.1 '., 0,0 18.0 190
<br />S42-1 R=, 47.2 9.4 1.' 0.0 14.7 171
<br /> w of Gr. Jetn.
<br />., Red1.w.ds \1"& p 44.1 '.4 ,.6 0._ 37.5 120
<br /> \I" of Gr. Jetn.
<br />., 31..1- 10.6 ,.4 0.0007 27.5 90
<br />.4 GroWlds x 45.8 4., '.j 0.002 1~.5 210 56.0 50.2 .
<br /> 'WofOr. Jetn.
<br />., . 33.5 '.1 2.1 O.OC>1 11.9 175
<br />.6 Jacob'S ladder x 5:<.4 4.0 1.0 0.0 0., 700
<br /> SW of Gr. Jctn.
<br />.7 .. x 70.5 '.0 1.2 0.0 7.1 800 75.2 60.2 .
<br /> San Juan River Drainage Basin
<br />8101-l Flore. - W of x 67.8 0.4 M 0.0 9,' 500
<br /> 1'.1ea.se.ntVieW"
<br />., " X 54.4 5,' 1.1 0.0 1l.4 '10
<br />.j x ~1.5 5.1 1.' 0,0 12.1 220
<br />.4 x 33.6 15.3 1.' 0,0 7.5 lBa
<br />
<br />Compiled by O. A. Lutz; and L. G. Wh1te
<br />
<br />'\:
<br />
<br />1049
<br />
<br />~B't1ns \lIuJ,.e~ but not; eCllllpleted
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