Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5083
EASTING 572943 NORTHING 6039640 ZONE 14 DATUM NAD83
Date of mapping 06/30/1983

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 253 | 89 |
fault | 253 | 89 |

Fault is 30cm zone intense cataclasis and mylonite

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
cataclastic
leucocratic
subgneissic
porphyritic
Field Description:

-subgneissic porphyritic beige weathering granodiorite.
-normal second from youngest intrusive

Textural Features
Type | Mineral | Min. Size | Max. Size | Abundance (%) | Unit
mafic mineral | biotite | 0.0 | 0.0 | 12.0 | mm

Rock Number: 2

Rock Type: amphibolite
Descriptors:
black
black
massive
occurs as a raft
injected lit
Field Description:

-featureless black amphibolite with extensive injection

Manitoba Geological Survey, 2017