Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5620
EASTING   577526     NORTHING   6062381     ZONE   14     DATUM   NAD83
Date of mapping    07/19/1984

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 246 82

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
cataclastic
hornblende - biotite bearing

Field Description:

-grey to beige weathering augen gneiss, highly intruded by leuc. fined grained appalites parallel to the foliation
-PGMT are reduced to microcline AUGN gneiss layers
-this occurs to the south of a continuous screen of AMPB

Rock Number: 2

Rock Type: amphibolite
Descriptors:
layered
volcanic derived

Field Description:

-highly flattened and sheared with numerous EP pods, obvious by MAFC volc in origin but all primary structures are obliterated (like Van Berkels)


Manitoba Geological Survey, 2017