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<br />Table 2.7-8b Overburden Geochemical Drill Hole Lithology and Sample Intervals for the PR -7 Mine Expansion Area
<br />Sample
<br />Sample
<br />Interval
<br />Interval
<br />Sample
<br />Top
<br />Bottom
<br />RQD
<br />No.
<br />(feet)
<br />(feet)
<br />(%)
<br />Lithological Description
<br />-
<br />-
<br />-
<br />PVC Casing Set
<br />1
<br />18.00
<br />21.10
<br />31.4%
<br />MUDST, ORANGE W/ SOME DK GREY, V SOFT MOD SORTED -SANDY, W/ FE02 STAINED FX'S,BAD ROD
<br />31.4%
<br />SS,ORANGISH L GREY, FOR, HARD, WELL SORTED W/ FX THROUGH,V FX FE02 ON FACES
<br />MUDST, ORANGE, DK GREY, V SOFT, MOD SORTED, MOD TO POORLY SORTED, SANDY W/ OCC WELL SORTED SS
<br />2
<br />22.65
<br />26.65
<br />31.4%
<br />INTERVALS TOWARDS TOP STICKY W/ ABUNT RUBBLE
<br />MUDST, DK GREY, ORANGE IP'S, ORANGISH GREY IRS, SOFT TO V SOFT, POORLY SORTED -SANDY W/ THIN SS
<br />3
<br />38.35
<br />42.35
<br />84 g��o
<br />LENSES & INTERBEDS W/ ABUNT FE02 + CALCITE FILLES FX'S
<br />4
<br />44.25
<br />48.25
<br />84,8%
<br />SS, ORANGE, ORANGISH GREY, MED GREY, MED GR, MOD SOFT, WELL SORTED, FRIABLE, W/ CARB LAMS &
<br />LENSES, LT GREY @ TOP & BOTTOM
<br />48.40
<br />48.57
<br />96.5%
<br />5
<br />50.29
<br />54.29
<br />96.5%
<br />COAL
<br />76
<br />96.5%
<br />56.00
<br />58.00
<br />96.5%
<br />SLTST, LT -MED GREY, MOD HARD, MOD SORTED W/ MOD MUDST CONTENT, W/ CARB LENSES
<br />89.4%
<br />SS, LT -MED GREY, V FGR HRD, HARD, WELL SORTED W/ CARB LENSES
<br />89.4%
<br />SS, MED GREY, FGR, MOD HRD, MOD SORTED W/ OCC SANDY MUDST LENSES, W/ CARB LAMS & LENSES, ALL
<br />WAFFERS
<br />7
<br />58.00
<br />60.80
<br />89.4%
<br />MUDST, MED -DK GREY, MOD HARD, MOD SOFT IP'S, POORLY SORTED- V SANDY W/ SS LENSES, TURBID AT BTM
<br />8
<br />62.95
<br />66.95
<br />89,4%
<br />SS MED GREY, ORANGE IP'S, FGR, HARD IP'S MOD HARD IP'S, WELL SORTED WI CARB LAMS & LENSES W/ SM
<br />PYR NODS IPS W FE02 STAINING IP'S
<br />SS, MED GREY, LT -MED GREY, VFGR, MOD HARD, HARD IP'S, POORLY SORTED W/ THIN SANDY MUDST LENSES &
<br />9
<br />69.10
<br />72.10
<br />89,4%
<br />INTERBEDS INCREASING TOWARDS BTM, W/ BAND OF VSM PYR NODS IP
<br />10
<br />72.10
<br />73.85
<br />89,4%
<br />MUDST, MED-DRK GREY, HARD TO MOD SOFT POORLY SORTED TO MOD SORTED, VSLTY W/ SLTST LENSES TO
<br />SLTY, * BOTTOM @ 80 DEGREES
<br />11
<br />j 73.85
<br />75.55
<br />89.4%
<br />COAL * ROOF AT 80 DEGREES W/ CARB SHALE BETWEEN MUDST & COAL @ 80 DEGREES & ^0.05 THICK
<br />12
<br />75.55
<br />76.60
<br />89.4%
<br />89.4%
<br />1 MUST, MED-DRK GREY, MOD HARD, POORLY SORTED -V SANDY W/ SS LENSES, ALL RUBBLE
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