Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6247
EASTING    0     NORTHING    0     ZONE   14     DATUM   NAD83
Date of mapping    06/26/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 14 37

PETROLOGIC DATA

Rock Number: 1

Rock Type:

Field Description:

-extremly sheared mylonite GNSS composed of probably=volumes of seriate GRDR and fine grained HB, BO amphibolites
-these two have been sheared so severly that the inclusions are nearly homogenized into the augen diorite, leaving a dark grey-streaked gneiss, with black bands and numerous highly deformed pegmatitic sills
-extensive chlorite alteration gives the outcrop fissility and rubbly characteristic
A--> sheared GRDR
B--> sheared amph. inclusion


Manitoba Geological Survey, 2017