Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6478
EASTING 565096 NORTHING 6048901 ZONE 14 DATUM NAD83
Date of mapping 07/27/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 243 | 77 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
augened
biotite
Field Description:

-quartz 20%
-light grey weathering
-somewhat seriate with 2 to 3 % mottled grey and white MC megacrysts up to 15 mm
-numerous small pegmatitic 'lit' deformed and augened in foliation plane
-10 to 40 cm crudly zoned BO-MG pegmatites at a low < to foliation and sheared

Manitoba Geological Survey, 2017