Cross Lake Project (1983-86)

Geologist    P.G. Lenton     Year    83     STATION    5101
EASTING   573839     NORTHING   6040686     ZONE   14     DATUM   NAD83
Date of mapping    07/08/1983

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
gneissosity 73 70
fault 295 88

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
augened
hornblende bearing

Field Description:

-much less sheared
-some of original texture preserved
-outcrop is approximately 30 % injected lit. Numerous inclusions of assorted amphibolite of volcanic origin

Textural Features
Type Mineral Min. Size Max. Size Abundance (%) Unit
mafic mineral 0.0 0.0 10.0 %

Rock Number: 2

Rock Type: gabbro

Field Description:

-assorted inclusions of unit 5 gabbro complex including anorthositic gabbro, leuco-gabbro, mela-gabbro and peridotite(?)

Manitoba Geological Survey, 2017