Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5629
EASTING   577492     NORTHING   6049802     ZONE   14     DATUM   NAD83
Date of mapping    07/21/1984

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 75 82

-coarsed contact between mafic greywackes and something else(?)

PETROLOGIC DATA

Rock Number: 1

Rock Type: diorite
Descriptors:
massive
hornblende bearing

Field Description:

-featureless massive greenish grey rock with 1 mm black HB crystals evenly distributed through it
-could be intrusive, massive extrusive or odd?? sed.
-I lean toward a DORT because it is completly massive without layering
-has rare HB aggregate up to 1 cm


Manitoba Geological Survey, 2017