Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 84
STATION 5588
EASTING 580005
NORTHING 6062534
ZONE 14
DATUM NAD83
Date of mapping 07/13/1984
STRUCTURAL DATA
-the whole outcrop is folded in a tight antiform with the axis trending approximately 050 degrees
-plunge near 80 degrees
PETROLOGIC DATA
Rock Number: 1
-finely laminated on mm scale rhyolite in composition
-local silification of the FLSC beds
-layers average 1 to 1.5 m and are interbedded with MAFC GRCK
Mineral | Abundance (%) |
---|
garnet |
Rock Number: 2
-dark greenish black weathering CL rich LAMN silty GRCK
Mineral | Abundance (%) |
---|
garnet |
Rock Number: 3
-3 m exposed of rusty green heavily gossaned CL schist
-local silification
-alteration has obliterated all primary featrues but it is probable that it was derived from the tuffs and wackes
Manitoba Geological Survey, 2017