Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5683
EASTING 569834 NORTHING 6048354 ZONE 14 DATUM NAD83
Date of mapping 07/29/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 272 | 71 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: basalt
Descriptors:
pillowed
amygdaloidal
Field Description:

-slightly sheared and highly flattened but still preserves distinct pillow structures
-epidote CO3 masses are common in the interpillow interstices
-pillow cores are largely unaltered
-there is some confusion over amygdules
-there are numerous ovoid quartz bodies
-there are also scattered oval feldspar cloths
-these do not look like phenocrysts or amygdules may be some form of alteration

Manitoba Geological Survey, 2017