Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5014
EASTING 567562 NORTHING 6043830 ZONE 14 DATUM NAD83
Date of mapping 06/18/1983

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 45 | 43 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: amphibolite
Descriptors:
layered
hornblende - diopside bearing
Field Description:

-as probably pillow basalt
-highly flattened and stretched
-minor sheers, some with rusty gossan

Textural Features
Type | Mineral | Min. Size | Max. Size | Abundance (%) | Unit
groundmass grainsize |  | 0.0 | 0.2 |  |

Minerals of Note
Mineral | Abundance (%)
garnet
tourmaline

Rock Number: 2

Rock Type: granite
Descriptors:
aplitic
biotite - potassium feldspar bearing
pegmatite
sill
Field Description:

-sills ranging from aplite through normal granite to pegmatite
-abundant large tourmalines along contact with amphibolite

Minerals of Note
Mineral | Abundance (%)
tourmaline
garnet

Manitoba Geological Survey, 2017