Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5059
EASTING 563130 NORTHING 6054749 ZONE 14 DATUM NAD83
Date of mapping 06/24/1983

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 57 | 59 |

-intrusive relationship--MEGA TNLT older - it occurs as inclusions in the MCSG

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
megacrystic
rock is an inclusion
Field Description:

-megacrysts of feldspar up to 1 cm
-15 % vein network not as well developed.
Included in rock 2

Textural Features
Type | Mineral | Min. Size | Max. Size | Abundance (%) | Unit
porphyroblast | plagioclase | 4.0 | 10.0 | 15.0 |
mafic mineral | hornblende | 0.0 | 0.0 | 18.0 | mm

Rock Number: 2

Rock Type: multi-component schlieric gneiss
Descriptors:
leucocratic
Field Description:

older tonalite of the main Clearwater Bay complex core rocks with some younger grey granodiorite sills.
Numerous inclusions of rock 1

Manitoba Geological Survey, 2017