Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6203
EASTING   571018     NORTHING   6047543     ZONE   14     DATUM   NAD83
Date of mapping    06/22/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 281 62

-PHOTOS show general nature of wackes and tectonic disruption of bedding

PETROLOGIC DATA

Rock Number: 1

Rock Type: wacke
Descriptors:
layered
lithic

Field Description:

-as at 6201, feldspathic lithic HB wackes, HB washes and HB psammites interbedded but all transposed and disrupted by shearing so no sense of original bedding direction possible
-sample most felsic and feldspathic
-same units continue along strike into bay WNW
-only addition some deformed pink granitic sills up to 40 cm thick

Minerals of Note
Mineral Abundance (%)
hornblende


Manitoba Geological Survey, 2017