Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 84
STATION 5656
EASTING 570005
NORTHING 6038549
ZONE 14
DATUM NAD83
Date of mapping 07/25/1984
STRUCTURAL DATA
Structure type | Strike | Dip | Separation |
---|---|---|---|
cataclastic foliation | 53 | 78 |
Rock Number | Type | Width (m) | Strike | Dip |
---|---|---|---|---|
0 | Molson dike | 0.00 | 53 | 78 |
PETROLOGIC DATA
Rock Number: 1
-typical pink and grey CWB complex
-minor intrusion of the old grey PORY
Rock Number: 2
-major league size Molson dike
-50 m exposed to south edge of swamp
-unit is still coarse at the end of the outcrop so there is probably at least 20 m not exposed in the swamp
-coarse leuco-norite in the centre shows typical cumulate layering and is quite rich in MG
-there is a minor dike about 10 cm thick south of contact that is non magnetic
-there are numerous minor mylonite shears in the centre of the body
-there is probably some preserved OPX
-SAMPLE B is chill margin
Mineral | Abundance (%) |
---|
magnetite |
Manitoba Geological Survey, 2017