Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6254
EASTING   556340     NORTHING   6033915     ZONE   14     DATUM   NAD83
Date of mapping    06/27/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 31 44

-fold axis around 20/around 080

PETROLOGIC DATA

Rock Number: 1

Rock Type: gneiss
Descriptors:
augened
cataclastic

Field Description:

-extreme shearing-not mylonite but severly beaten??
-shear planes have irregular zones of tourmalinization
-quartz 25 to 30 % (I think)
-numerous deformed, isochinally folded peg. and leuco GRDR lit
-folds shallow NE plunge
-could be derived from either the SERI GRDR or the TNLT to the north


Manitoba Geological Survey, 2017