Preliminary results suggest a minimum of four glaciations and two interglacial periods in the McQuesten map area. Methods of stratigraphy, paleomagnetics, soil analysis, tephra chronology, and relative geomorphic preservation differentiate Quaternary events. The dataset likely contains geospatial information on surficial materials and glacial deposits compiled by the Government of Yukon.
Use Cases
- Map glacial sediment distribution based on described surficial materials and ice terminal environments.
- Analyze the chronology of glaciations based on stratigraphy, paleomagnetics, and tephra chronology methods.
- Identify potential placer deposit locations based on the correlation with pre-Reid glacial termini.
- Study paleoenvironmental changes based on described interglacial organic deposits and paleosols.
Strengths
- Identifies a minimum of four distinct glaciations (pre-Reid, Reid, McConnell) and two interglacial periods.
- Employs multiple analytical methods: stratigraphy, paleomagnetics, soil analysis, tephra chronology.
- Provides specific age estimates for Reid (>200,000 years) and McConnell (14,000 - 29,600 years) glaciations.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Description metadata is limited; actual data quality requires manual inspection after download.
Provenance
- Source
- Government of Yukon
- Collection Method
- Preliminary results from stratigraphy and surficial mapping employing multiple geological analysis techniques.
- Time Range
- Late Tertiary to late Wisconsin (Quaternary period).
- Freshness
- Last updated 2026-04-17 15:55:14.489723; freshness should be verified.
- Geography
- McQuesten map area, central Yukon, Canada, including Klondike Plateau, Stewart Plateau, and Tintina Trench.