Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5612
EASTING   578493     NORTHING   6063822     ZONE   14     DATUM   NAD83
Date of mapping    07/19/1984

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
gneissosity 54 70

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss

Field Description:

-not the same MCSG as Whiskey Jack area
-base rock is TNLT as previous stations which is quite similar to CWB
-but the second major component is a coarse HB-MG bearing Granodiorite with 25 to 30 % quartz, 8% mafic including some BO and the remainder is yellowish white feldspar
-grain size is 1.5 mm
-both are intruded by PGMT, apatite and quartz veins of various ages and degrees of deformation

Minerals of Note
Mineral Abundance (%)
magnetite


Manitoba Geological Survey, 2017