Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    85     STATION    6058
EASTING   568639     NORTHING   6052270     ZONE   14     DATUM   NAD83
Date of mapping    06/15/1985

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 36 30

PETROLOGIC DATA

Rock Number: 1

Rock Type: gneiss
Descriptors:
augened
granodiorite

Field Description:

-higher % of supracrustal rafts and mafic schlieren
-outcrop cut by 5 to 20 cm two-feldspar pegmatites, with masses of MG up to 2 cm
-dominant feldspar is grey mottled microcline that weathers creamy yellow
-suspect that the microcline is partially 2-laminar and is very close to Moonstone
CORRECTION: greasy grey feldspars are peristerite


Manitoba Geological Survey, 2017