An interim report reviews stratigraphic characteristics of the lowermost succession of Proterozoic rocks in the northern Wernecke Mountains, Yukon. The Wernecke Supergroup sequence exceeds 13 km thick and is composed of three informally named groups: Fairchild Lake, Quartet, and Gillespie Lake. The report includes 19 representative stratigraphic sections and a 1:250,000 location map.
Use Cases
- Stratigraphic reconstruction based on described formations and marker horizons.
- Geological mapping based on the included 1:250,000 location map.
- Analysis of rock group subdivisions based on the described Fairchild Lake, Quartet, and Gillespie Lake Groups.
- Study of metamorphism and faulting effects on Proterozoic sequences.
Strengths
- Describes a rock sequence exceeding 13 km thick.
- Includes 19 representative stratigraphic sections.
- Provides a 1:250,000 location map showing section origins.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- The stratigraphic detail is described as tentative due to complex folds and lack of distinctive markers.
Provenance
- Source
- Government of Yukon
- Collection Method
- Field investigations and stratigraphic analysis.
- Freshness
- Last updated 2026-04-17 16:00:26.312255; freshness should be verified.
- Geography
- Northern Wernecke Mountains, Yukon, Canada