MW15-01T / BH-08T / CFR-0941 (North Dump D/S)
(Page 1 of 2)
Drilling Started: March 21, 2015 Drilling Method: Casing Advance & Convent.
Install Completed: March 24,2015 Drilling Company: Northspan
Drilling Diameter(s): 6.0" & 4.5" Supervised By: LF/AS (Lorax)
Total Depth: 90.5 mbgs Logged By: Kaminak
Coffee Creek Gold
Completion Depth: 89.3 mbgs Checked By: LF
Project #: A362-4
Depth to Bedrock: 17.1 mbgs Easting: 585,826
Casing Depth: 25.3 mbgs Northing: 6,976,210.3
Well: MW15-01T
Elevation: 803.93
Survey Type: RTK GPS
Installation depths along hole (m)
LITHOLOGY
Elev. 
(masl)
Depth (m)
Fracture = Fr
Fault = Flt
Airlift Yield**
(USGPM)
Surface monument
0
datalogger enclosure
Muddy brown organics & Colluvium
- Thermistors
  (0.5, 1.3, 2.0, 2.8, 3.5 m
Colluvium. Ranges from silty fine sand to coarse sand with 
   4.3, 5.0 m)
800 gravel. Clasts of schist and gneiss.
*Ice rich. Massive ice lenses observed (8.8-9.4, 10.0-11.3, 
11.9-12.5 m). 
10
6" Welded Surface Casing
(0-25.3m)
Thermistor (12.3 m)
790
Overburden
*bouldery
SCHIST/GNEISS
*Surface casing breaks at 21.6 m. Casing is cemented in.
Thermistor (19.8 m)
20
780
NO SAMPLES
1" Sch. 80 PVC Tremmie
Thermistor (27.3 m)
Green-grey mafic schist with pink-grey felsic gneiss. Pale 
orange-grey from 107-112 ft (32.6-34.1 m).
30
Cement grout
770
Thermistor (34.8 m)
40
Thermistor (42.3 m)
760
Thermistor (49.8 m)
Schist & gneiss w/ orange texture observed unit with minor 
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milky quartz fragments.





MW15-01T / BH-08T / CFR-0941 (North Dump D/S)
(Page 2 of 2)
Drilling Started: March 21, 2015 Drilling Method: Casing Advance & Convent.
Install Completed: March 24,2015 Drilling Company: Northspan
Drilling Diameter(s): 6.0" & 4.5" Supervised By: LF/AS (Lorax)
Total Depth: 90.5 mbgs Logged By: Kaminak
Coffee Creek Gold
Completion Depth: 89.3 mbgs Checked By: LF
Project #: A362-4
Depth to Bedrock: 17.1 mbgs Easting: 585,826
Casing Depth: 25.3 mbgs Northing: 6,976,210.3
Well: MW15-01T
Elevation: 803.93
Survey Type: RTK GPS
Installation depths along hole (m)
LITHOLOGY
Elev. 
(masl)
Depth (m)
Fracture = Fr
Fault = Flt
Airlift Yield**
(USGPM)
50
Grey-pink felsic gneiss with light grey-green mafic schist.  
Both are slightly bleached, increasing with depth. Minor 
limonite from 197-202 ft (60-61.6m).
750
60
740
70
Black, *Much less dust at 235 ft (70.7 m).                                    
1" Sch. 80 PVC Tremmie
          Water discharge at cyclone at 235 ft (71.6 m).
2-3
Orange texture observed with moderate limonite and serricite 
730 alteration.         *Rod feels fractured. Pick up water.
Dark green to green grey mafic schist with moderately 
4-5
VWP 1  (76m)
disseminate hematite. Well foliated.
Cement grout
80
720 Grey felsic gneiss with trace pink. Dark grey mafic schist. 
Trace to moderate quartz vein fragments.
*Pick up minor water 86.0-87.5m.
6-7
VWP 2 (89.1m)
Slough
90
Dark grey-green mafic schist with minor grey felsic gneis. 
Minor disseminated hematite.
EOH 90.5 m
Datum: UTM NAD83 Zone 7
710
RST Model 2040 Multichannel Data Logger S/N: 2017
Thermistor String (0-50 m) S/N: TS3797
VWP 1 (76 m) S/N: 30462; VWP 2 (89.1 m) S/N: 30463
*Comment from Hydrogeologist, others by Kaminak Geologist 
** Visual estimation of flow 
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