Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6144
EASTING 565264 NORTHING 6027071 ZONE 14 DATUM NAD83
Date of mapping 06/18/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 25 | 79 |
fault | 63 | 75 |

-PHOTOS 1,2 -TNLT in GRDR 3 GRDR intruded by aplite, 4 and 5, AMPB in GRDR showing k-metasom., 6 late fault, samples 1a TNLT, 1b GRDR, 1c aplitic granite

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss
Field Description:

-old grey mafic BO augen TNLT as inclusions in light grey augen GRDR CI=4 to 5
-TNLT contains inclusions of amph. and some old white leuco TNLT lit
-whole mess deformed then extensivly intruded by pink aplitic GRNT (CI<1) and massive pegs, then deformed and sheared
-occasion K-metasand?? of TNLT and GRDR adding pink K-spar porphyroblasts

Manitoba Geological Survey, 2017