Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6286
EASTING 568223 NORTHING 6047674 ZONE 14 DATUM NAD83
Date of mapping 07/04/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 297 | 58 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: amphibolite
Descriptors:
layered
hornblende - biotite bearing
Field Description:

-layered greenish grey and black ampb.
-not volcanic-probably volcanic derived mafic wackes
-cut by late red pegs following a general 050 degree trend but deformed and folded by the 297 fabric
-small mafic dike(?)-not Molson-probably old diabase association with old mafic intrusive complex
-bedding is thin to laminated and at a low angle to shearing as then 5 mm buds are continuous for 2 to 3 m before being disrupted by fabric

Manitoba Geological Survey, 2017