Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6253
EASTING   556634     NORTHING   6034109     ZONE   14     DATUM   NAD83
Date of mapping    06/27/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 51 79

PETROLOGIC DATA

Rock Number: 1

Rock Type: cataclasite
Descriptors:
layered
tonalitic

Field Description:

-grey weathering, dark grey fresh surface
-extensive cataclasis-augen gneiss
-layering by intrusion of multitude of red peg veins 1 to 2 cm thick and 5 to 30 cm apart
-very rare megacrysts--not the same as last station
-QZ 30%, BO only mafic
-Isoclinally folded about shallow plunging NE trending axes


Manitoba Geological Survey, 2017