Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6245
EASTING 558278 NORTHING 6035160 ZONE 14 DATUM NAD83
Date of mapping 06/26/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 28 | 69 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
seriate porphyritic
biotite
Field Description:

-quartz 30%
-back to the coarser grained GRDR
-about 3% large MEGA
-quite schlieric and highly deformed
-contains numerouous large inclusions of amphibolite

Rock Number: 2

Rock Type: amphibolite
Descriptors:
hornblende - biotite bearing
Field Description:

-mafic AMPB with some compositional layering
-some EP-rich layers, could be either mafic volcanic or a sheared and altered mafic intrusive
-extensivly intruded by GRDR-pegmatitic lec.

Manitoba Geological Survey, 2017