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HALEY&ALDRICH <br /> INCORPORATED <br /> COREBORINGREPORT Boring No. CH-CR2 <br /> PROJECT: Morrison Quarry Central Quarry Reservoir Job No. 20200-000 <br /> CLIENT: CooleyGravel Company PageNo. 1 of 4 , <br /> CONTRACTOR:Ground Exploration Company Location:N7988.3,El1619.5 <br /> EQUIPMENT USED: Skid-Mounted CME-45 Elevation: 6604.4 <br /> COREBARREL ORIENTATION Date Start: 628/94 <br /> TYPE I NX Wireline Date Finish: 628/94 <br /> Vertical Inclined Driller. R.Rupp <br /> 1.875" ED Bearing Prepared By: P.Ganse <br /> Horizontal Angle From Vertical <br /> Depth Drill Core Recovery <br /> in Rate No. ROD FIELD CLASSIFICATION AND REMARKS <br /> Feet Min Per TieptF RangeFt. % <br /> Foot <br /> NOTE: Used tricone to drill through solid rock down to 6.6 ft. <br /> s <br /> 3 <br /> 6.6 Hard,fresh to slightly weathered,light to dark gray and pink,fine to medium- <br /> 3 grained GRANITE GNEISS; mostly close but some very close and moderately <br /> close,open,rough,planar joints oriented parallel to foliation,dipping 20'from core <br /> 3 axis,some iron staining present on open joints,some healed,quartz-filled joints are <br /> oriented parallel to core(vertical). <br /> 3 <br /> i o CI 7.8 94 4H -Healed brecciated seam from approximately 13.5 to 13.9 ft. <br /> 3 (58%) <br /> 4 <br /> 4 <br /> 4 <br /> 4 14.9 <br /> 15 <br /> 5 14.9 <br /> Same as above except foliation orientation is closer to 10°dip,one open fracture <br /> 5 contained some quartz filling. <br /> 5 C2 7.3 100 4H NOTE: Bottom 0.7 ft of run C2 was picked up as broken redrilled pieces in top of <br /> 5 (66%) run C3. RQD may be better than recorded due to this redrill. <br /> 10 <br /> 20 (22.2) <br /> FIELD HARDNESS BEDDING DISCONTINUITIES WEATHERING <br /> V.HARD-KNIFE CANT SCRATCH V. THIN < 2" V.CLOSE < 2" FRESH MODSEVERE <br /> HARD-SCRATCHES DIFFICULT THIN 2" - 12" CLOSE 2" - 1Z' V.SLIGHT SEVERE <br /> MOD.HARD-SCRATCHES EASILY MEDIUM 12" - 36" MOD.CLOSE 12" - 36" SLIGHT V.SEVERE <br /> SOFT-GROOVES THICK 36" - 120" WIDE 36' - 120" MODERATE COMPLETE <br /> V.SOFT-CARVES V.THICK > 120" V.WIDE > 120" BORINGNO. CH-CR2 <br />