Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6505
EASTING   568526     NORTHING   6044526     ZONE   14     DATUM   NAD83
Date of mapping    07/31/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 77 36

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss

Field Description:

-dominant rock type is a coarse schl. TNLT
-this appears to the oldest unit in the exposure and looks like the 'club' TNLT main rock (sample)
-this is extensivly intruded by BO-GRDR (young grey) two generatins of quartz poor feldspathic pegmatite and minor dikes of 'camp' GRDR
-the early 270 degree to 290 degree direction is still recognizable although it is tighlty z-folded
-around 5 % of plag in TNLT is heavily epidotized

Minerals of Note
Mineral Abundance (%)
epidote


Manitoba Geological Survey, 2017