Laserfiche WebLink
Table 2.04.6-2 <br />• Parameter, Procedure, Aand Reference List For Phase I And Phase II <br />Sampleing At The Proposed New Horizon 2 Mine <br />Montrose County, Colorado -March, 1988 <br />PARAMETER-UNITS PROCEDURE-REFERENCE <br />Sample preparation Samples were dried at less than 35°C and crushed to pass a <br />10 mesh sieve (excessive grinding was avoided. <br />Subsamplling less than 2mm fraction <br />Preparation of satumtion extract and saturation percentage <br />determination. <br />USDA (1969), Method 1, p. 83-84. <br />USDA (1969), Methods 2 and 3a, pp. 84 and 88, and <br />Method 27b, p. 107. <br />PH (determination using saturated paste) <br />Conductivity of satumtion extract in mmhos/cm at 25°C <br />Calcium content in the saturation extract in meq/I <br />• Magnesium content in the saturation extract in meq/I <br />Sodium content in the saturation extract in megA <br />SAR <br />ESP in % (determined if SAR is greater Nan 11) <br />Sulfate content in the saturation extract in meq/I <br />Total alkalinity in the saNraBon extract in megA <br />Nitrate-Nitrogen in the saturaton extract in ppm <br />Ammonium-nitrogen (extractable) in ppm <br />USDA (1969), Method 21a, p. 102. <br />Sandoval and Power (1978), Method 1, pp. 22-24. <br />Sandoval and Power (t978), Method 2, p. 24-26. <br />Same as Calcium <br />Same a5 C.aIGIUm. <br />USDA (1969), p. 26. <br />Santlovai and Power (1978), Method 6A, p. 9. <br />Sandoval and Power (1978), Method 7A, p. 29-30. <br />APHA (1980). Method 403, p. 253-257. <br />Page (1982), Section 10.3.6, p. 175. <br />Black (1965), Extraction by 2N NaCI, p. 1185.1212. 60 <br />mesh sieve. <br />I • '' REVSSED August 2006 2.04.6-26 <br />