Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5132
EASTING 575305 NORTHING 6041545 ZONE 14 DATUM NAD83
Date of mapping 07/13/1983

STRUCTURAL DATA

Dikes and Sills:
Rock Number | Type | Width (m) | Strike | Dip
0 | Molson dike | 0.00 | 233 | 68

-hanging wall Molson

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss
Descriptors:
schlieric or schlieren present
Field Description:

-heavily affected by hornfels of Molson
-numerous volcanic amphibolite inclusions
-one unit 5 gabbro inclusion
-hornfels zone intruded by brick red aplite and pegmatite
-augen granodiorite dominant

Rock Number: 2

Rock Type: gabbro
Field Description:

-1 cm chill into aphanitic to very fine grained gabbro with possible orthopyroxene

Manitoba Geological Survey, 2017