Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5611
EASTING 578272 NORTHING 6063463 ZONE 14 DATUM NAD83
Date of mapping 07/19/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 236 | 83 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
schlieric or schlieren present
leucocratic
Field Description:

-light grey weathering TNLT as at previous station with a 15 m zone of ULML and mylonite
-the shear is heavily intruded by quartz veins which are also mylonitized
-development of pseudotacilite is quite spectacular (WOW!!)
-SAMPLE A :is a sheared TNLT
-SAMPLE B :is ULML
PHOTOS
1. is mylonitic quartz vein
2-4. are general

Minerals of Note
Mineral | Abundance (%)
magnetite

Manitoba Geological Survey, 2017