Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 84
STATION 5544
EASTING 566778
NORTHING 6056254
ZONE 14
DATUM NAD83
Date of mapping 07/06/1984
STRUCTURAL DATA
Structure type | Strike | Dip | Separation |
---|---|---|---|
cataclastic foliation | 45 | 68 |
Type | Plunge | Azimuth |
---|---|---|
S-intersection | 58 | 94 |
PETROLOGIC DATA
Rock Number: 1
-highly sheared with mylonite zones up to 35 cm wide
-MV blasts smeared on the foliation plane
-thin 10 to 40 cm siliceous quartzite beds
-primary layering was probably at a fairly high angle to the shearing and is completely disrupted
-scattered diopsitic calcsilicate lenses
Mineral | Abundance (%) |
---|
muscovite |
Rock Number: 2
-3 or 4 25 cm dikes and several highly sheared veins of rusty white two mica GRNT
-lacks the porphyritic texture typical in the west channel but is essentially the same unit
-TL grow up to 1 cm in length
Manitoba Geological Survey, 2017