Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 84
STATION 5443
EASTING 575686
NORTHING 6058921
ZONE 14
DATUM NAD83
Date of mapping 06/21/1984
STRUCTURAL DATA
Layering type | Strike | Dip | top Direction |
---|---|---|---|
bedding | 241 | 87 | S |
-north edge and west end of reef is siltstone, rest meta-gabbro
PETROLOGIC DATA
Rock Number: 1
-beige weathering, black vitreous on fresh surface
-finely laminated with delicate grading and rippled
-looks very siliceous, but this may just be contact effect of (Molson) causing silicification
-looks like cherty siltstone unit on Lunch Island at entrance to Pipestone Lake
Rock Number: 2
-appears to be large coarse gabbro segment of Molson Dike
-no tectonic fabric except for some minor shearing and quartz veining
-cut by younger age of fine grained Molson Diabase (sample B) (sampled in 88)
Manitoba Geological Survey, 2017