2001-12-11_PERMIT FILE - C1980005 ‎(4)‎

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: TAB 06 GEOLOGY
• Media Type: D
• Archive: No

Table 6-6. Chemical Characteristics (Weighted Means) of Overburden Material
for Seneca II Mine, Hayden, Colorado, October 1980.
m
N
N

Parameters)

1900

1909

1910 Core Hole Number

2130 2131

2149

2306

2308 Mean
For All
Cores Standard
Deviation
All Cores
Sand Fraction, % 40.7 32.5 36.3 39.2 31.0 33.7 48.3 53.1 39.3 7.3
Inimical Portion 0 0 0 0 0 0 0 0 0 0
Silt Fraction, % 43.3 46.7 46.6 46.9 46.3 47.9 39.9 35.5 44.1 4.1
Inimical Portion 0 0 0 0 0 0 0 0 0 0
Clay Fraction, % 16.0 20.8 17.1 13.9 22.7 18.4 11.8 11.4 16.5 3.8
Inimical Portion 5.0 9.2 0 0 4.4 0 3.9 0 2.8 3.2
Saturation Point, % 46.7 45.0 43.4 32.2 43.4 39.9 43.3 39.9 41.7 4.2
Inimical Portion 0 0 0 0 0 0 0 0 0 0
pH 8.0 7.2 7.9 5.6 6.3 7.0 7.8 8.0 7.2 0.8
Inimical Portion 0 0 0 0 6.5 1.8 0 0 1.0 2.0
Conductivity, mmhos/cm 0.9 0.9 0.6 0.4 2.4 1.8 1.4 0.6 1.1 0.6
Inimical Portion 0 0 0 0 0 0 0 0 0 0
Sodium, meq/1 1.4 3.1 2.6 3.2 1.9 2.0 3.5 3.3 2.6 0.7
Inimical Portion
Calcium, meq/1 5.4 13.0 5.3 1.1 13.9 12.9 6.4 2.2 7.5 4.7
Inimical Portion
Magnesium, meq/1 4.4 7.0 4.0 0.9 18.2 9.9 6.3 2.2 6.6 5.1
Inimical Portion
Sodium Adsorption Ratio 0.8 1.3 1.4 3.0 0.8 1.0 1.6 2.9 1.6 0.8
Inimical Portion 0 0 0 0 0 0 0 0 0 0
Table 6-6 continued on next page.
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