Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    83     STATION    5178
EASTING   579039     NORTHING   6045403     ZONE   14     DATUM   NAD83
Date of mapping    08/04/1983

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 336 61

PETROLOGIC DATA

Rock Number: 1

Rock Type: amphibolite
Descriptors:
basaltic composition

Field Description:

-possibly part sediment

Rock Number: 2

Rock Type: pegmatite

Field Description:

- 10 to 75 cm variable width dike trending 023 degrees/72 degrees
- quartz-K-feldspar-plagioclase-secondary muscovite
- plagioclase looks like platey grey cleavlandite; possible last gasp of Tanco South Group


Manitoba Geological Survey, 2017