Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6566
EASTING   572953     NORTHING   6041022     ZONE   14     DATUM   NAD83
Date of mapping    08/08/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 52 67

Dikes and Sills:
Rock Number Type Width (m) Strike Dip
0 Molson dike 0.05 35 80
0 Molson dike 0.25 35 80

-2 Molson dikes: 1 to 5 cm, 2 to 25 cm
-attitude irregular by gen. trending 035 degrees with dip of around 80 - 85 degrees
-high - mag. variety

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss

Field Description:

-highly schlieric WJC GRDR with numerous inclusins of layered and massive ampb HB'dite gabbro and large diffuse areas of HB-Schlieren
-no indication that CWB has been involved in this rock
-all finer grained outcrops show the same deformation history as GRDR
-sample A fine grained Gabbro inclusions


Manitoba Geological Survey, 2017