Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    83     STATION    5043
EASTING   571207     NORTHING   6041305     ZONE   14     DATUM   NAD83
Date of mapping    06/23/1983

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 91 80

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
porphyritic
leucocratic
injected lit
schlieric
pegmatite pods

Field Description:

-schlieric with biotite + hornblende
-vague areas of leucocratic pegmatite/coarse granite
-early, deformed granodiorite lit

Minerals of Note
Mineral Abundance (%)
biotite
hornblende

Rock Number: 2

Rock Type: amphibolite
Descriptors:
occurs as a raft
mafic
possible volcanic rock

Field Description:

-probable basalt


Manitoba Geological Survey, 2017