Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6579
EASTING 569129 NORTHING 6043100 ZONE 14 DATUM NAD83
Date of mapping 08/09/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 120 | 70 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: amphibolite
Descriptors:
massive
volcanic derived
Field Description:

-Highly deformed black ampb of basalt composition, locally has a HB-EP alteration, possibly indicating highly deformed pillow selvages

Rock Number: 2

Rock Type: granite
Descriptors:
pegmatitic
leucocratic
Field Description:

-Mineralogical sample...MC,QZ,PG, BO-PGTC-GRNT that intrudes as irregular deformed sills up to 2 m thick
-35 % of exposure is GRNT
-shears in the foliation plane are heavily epidotized

Manitoba Geological Survey, 2017