Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6239
EASTING   558198     NORTHING   6032531     ZONE   14     DATUM   NAD83
Date of mapping    06/26/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 27 83

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
seriate porphyritic
biotite

Field Description:

-quartz content 30%
-model grey-white weathering with pinkish grey feldspar MEGA
-3 times as many plag. MEGA as microcline
-fairly well preserved so you can see the original MEGA orientation
-outcrop cut by young pink and white, QZ, MG, tourmaline-bearing pegmatites (up to a metre thick) following the general trend of the foliation
-still unit 9d


Manitoba Geological Survey, 2017