Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5684
EASTING   569554     NORTHING   6048179     ZONE   14     DATUM   NAD83
Date of mapping    07/29/1984

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 263 83

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss

Field Description:

-typical for the N contact of the Clearwater Bay context
-mixture of white leucotonolite and grey massive and grey porphyritic granodiorite
-there are numerous thin early and late peg. stringers
-approx 40% of outcrop is inclusions and agmatized rafts of supepressels??

Rock Number: 2

Rock Type: amphibolite

Field Description:

-several varieties of inclusions of BSLT, mafic seds done large area that is homogeneous black, probably diorite or fine grained gabbro
-the whole zone is slightly sheared


Manitoba Geological Survey, 2017