Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5695
EASTING 571546 NORTHING 6063064 ZONE 14 DATUM NAD83
Date of mapping 07/30/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 39 | 58 |
fault | 287 | 82 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
schistose
biotite
Field Description:

-grey hackly weathering slightly more mafic TNLT
-very strong BO SC
-not truly similar to CWB dt?? more closly resembles the old grey GRDR
-cut by QZ poor BP pegmatites and numerous APLT's

Rock Number: 2

Rock Type: granite
Descriptors:
aplitic
leucocratic
Field Description:

-large irregular folded dikes up to several metres wide
-pink fine grained LEUCO GRNT
-margins are generally APLT and the cores have small patches of PGMT or isolated blocky crystals of microcline

Manitoba Geological Survey, 2017