Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    83     STATION    5204
EASTING   567459     NORTHING   6048661     ZONE   14     DATUM   NAD83
Date of mapping    08/13/1983

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
fracture cleavage 202 0

PETROLOGIC DATA

Rock Number: 1

Rock Type: greywacke

Field Description:

-moderately sheared grey brown weathering semi-pelitic

Rock Number: 2

Rock Type: pegmatite

Field Description:

-3 to 5 m sills of K-feldspar - quartz - plagioclase - biotite - tourmaline pegmatite
-mainly blocky K-feldspar - minor graphic microcline
-no muscovite
-minor chlorite on shears
-no zoning or quartz pods
-primative unenriched dike - possibly unrelated to pegmatitic granite


Manitoba Geological Survey, 2017