Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5499
EASTING 577098 NORTHING 6042565 ZONE 14 DATUM NAD83
Date of mapping 06/29/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 22 | 59 |
fault | 41 | 72 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
augened
biotite - hornblende bearing
Field Description:

-numerous biotite schlieren, appears to have trace magnetite content
-strong, steep, extenuous joint pattern intersects minor mylonites at right angles, producing a rectilinear fracture pattern
-several small two feldspar type biotite pegmatites cut the outcrop
-occasionally they develope large, white quartz segregations
-very little remarks of the original porphyritic texture

Manitoba Geological Survey, 2017