Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6366
EASTING   560608     NORTHING   6044007     ZONE   14     DATUM   NAD83
Date of mapping    07/13/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 53 65

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
augened
biotite

Field Description:

-grey weathering with grey-white fresh surface
-5% of 1 cm white feldspar megacrysts that look like plagiclase
-vague schlieric layering and old GRDR/TNLT lit highly deformed
-not terribly cataclastic
-not same as pink and grey augen GRDR (unit 9D)
-one inclusion of gabbroic amphibolite
-numerous pink and grey quartz poor MC pegs.
-may be related to 9d


Manitoba Geological Survey, 2017