Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 86
STATION 6424
EASTING 563120
NORTHING 6044750
ZONE 14
DATUM NAD83
Date of mapping 07/21/1986
STRUCTURAL DATA
Structure type | Strike | Dip | Separation |
---|---|---|---|
cataclastic foliation | 34 | 59 |
PETROLOGIC DATA
Rock Number: 1
-quartz=20%
-grey weathering with considerable decrease in vol. of megacrysts
-much closer to a TNLT comp. than previous stations
-still heavily sheared outcrop is cut by numerous BO-bearing pegmatites with abundant magnetite
-these are only slightly affected by shearing
-MV is a significant feature of this intrusive and wasn't noted in previous megacrystic GRDR adn doesn't appear to be restricted to foliation plane and is primary, not alteration
Mineral | Abundance (%) |
---|
muscovite |
Manitoba Geological Survey, 2017