Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 85 STATION 6056
EASTING 563619 NORTHING 6046682 ZONE 14 DATUM NAD83
Date of mapping 06/15/1985

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 35 | 71 |

-photos 1 and 2 show augening of pegs
-photo 3 shows augening of pegs and supracrustal raft

PETROLOGIC DATA

Rock Number: 1

Rock Type: gneiss
Descriptors:
augened
granitic
Field Description:

-pink and grey layered mylonite gneiss
-heavily sheared (Rousell's unit 9D, Ha! feld.porphyry gneiss)
-in reality it is club, heavily intruded by subparallel pegmatites and subsequently heavily sheared leaving a multitude of feldspar augen up to 4 cm in size
-this unit should not be removed from CWB as a subunit
-scattered highly flattened inclusions of grey BO-gneiss
-sedimentary; probably quartz rich sandstone

Manitoba Geological Survey, 2017