Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6439
EASTING   560102     NORTHING   6040061     ZONE   14     DATUM   NAD83
Date of mapping    07/25/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 245 84

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
augened
biotite

Field Description:

-grey weathering, seriate TNLT or GRDR with 15% grey MC-mega up to 2.5 cm, but averageing 5mm
-foliation is CATA but not as extreme as previous outcrop

Rock Number: 2

Rock Type: gabbro
Descriptors:
massive
mesocratic

Field Description:

-scattered highly deformed inclusions of the old fine grained gabbro
-extensivly intruded by white leuco-granite pegmatite included in the tonalite


Manitoba Geological Survey, 2017