Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5573
EASTING 577800 NORTHING 6059460 ZONE 14 DATUM NAD83
Date of mapping 07/11/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 226 | 89 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: feldspar - quartz porphyry
Descriptors:
cataclastic
DCIT
Field Description:

-greenish beige weathered surface, charcoal grey on fresh surface
-15 % rectangular feldspar pheno, 1 % 2 to 3 mm oval grey quartz phenocrysts
-rock is heavily sheared, wiht attended chlorite sericite alteration
-phenocrysts seems to have polymodal size distribution
-some quartz phenocrysts retain good termination
-one shear has a rusty gossan dissociated unit

Manitoba Geological Survey, 2017