Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6251
EASTING 556745 NORTHING 6034359 ZONE 14 DATUM NAD83
Date of mapping 06/27/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 42 | 81 |

Minor Folds
Type | Symmetry | Strike | Dip | Plunge | Azimuth
similar fold | Z | 42 | 81 | 0 | 0

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
porphyritic
leucocratic
Field Description:

-slightly schlieric
-layering by lit injection of peg 2 cm thick
-white weathering with dark grey fresh surface
-fine grained matrix with 10% of 5 mm white feld. phenocrysts
-pheno. population varies randomly from near 0 to 15%
-layering flat lying-low dip to NNE
-no inclusions

Minerals of Note
Mineral | Abundance (%)
biotite

Manitoba Geological Survey, 2017