Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    83     STATION    5196
EASTING   573599     NORTHING   6057359     ZONE   14     DATUM   NAD83
Date of mapping    08/07/1983

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 360 84
fracture cleavage 10 83

PETROLOGIC DATA

Rock Number: 1

Rock Type: granite
Descriptors:
porphyritic
biotite - muscovite bearing

Field Description:

-sample 1A is the dominant phase
-it weathers a brighter red, appears slightly less foliated and may contain fewer phenocrysts
-sample 1B is typical of most of the rock examined so far
-both rock types contain slightly more and coarser muscovite, almost in phenocryst size (up to 2 mm)

Minerals of Note
Mineral Abundance (%)
magnetite


Manitoba Geological Survey, 2017