Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6105
EASTING   575074     NORTHING   6046489     ZONE   14     DATUM   NAD83
Date of mapping    06/08/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 293 58

PETROLOGIC DATA

Rock Number: 1

Rock Type: granite
Descriptors:
porphyritic
biotite - muscovite bearing

Field Description:

-grey porphyry unit-whole outcrop -- no pegs. only rare 2 cm quartz veins
-massive, featureless-persist exposure of grey porphyry found so far
-has lost its pinkish colouring and is now grey-white
-tends to seriate with rare cm size phenocrysts
-no visable FL


Manitoba Geological Survey, 2017