Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6478
EASTING   565096     NORTHING   6048901     ZONE   14     DATUM   NAD83
Date of mapping    07/27/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 243 77

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
augened
biotite

Field Description:

-quartz 20%
-light grey weathering
-somewhat seriate with 2 to 3 % mottled grey and white MC megacrysts up to 15 mm
-numerous small pegmatitic 'lit' deformed and augened in foliation plane
-10 to 40 cm crudly zoned BO-MG pegmatites at a low < to foliation and sheared


Manitoba Geological Survey, 2017