White Channel Placer Deposit Sedimentology in Klondike Yukon

Sedimentology data describes 14 lithofacies types within the Pliocene to early Pleistocene White Channel placer deposit in the Klondike area. The analysis covers proximal to distal depositional environments, including braid plain, alluvial fan, and gravity flow sequences. Placer gold distribution across gravelly facies is documented.

Use Cases

• Map the spatial distribution of 14 lithofacies types, such as laminated silt and clay or crudely stratified gravel, to model the depositional environment.
• Analyze the association between placer gold concentration and specific facies like channel lag deposits or gravelly mass flows.
• Investigate cryogenic features, including ice wedge casts, within the stratigraphic sequence for paleoclimate insights.
• Model sediment transport and sorting efficiency using facies trends described for proximal, medial, and distal positions.

Strengths

• Identifies 14 distinct lithofacies types within the deposit.
• Provides detailed genetic interpretation linking facies to specific depositional processes like convergent flow.
• Covers a defined geological time range from the Pliocene to early Pleistocene.

Limitations

• Data is presented in an HTML format, lacking a structured, machine-readable tabular schema for direct analysis.
• Sample data and quantitative measurements (e.g., grain size statistics, gold assay values) are unavailable.
• The original source is a 1985 thesis, which may not reflect more recent research or data collection methods.

Provenance

Source

Thesis available at EMR library (TN414.C32 Y87 1985), provided by the Government of Yukon.

Collection Method

Field-based geological and sedimentological analysis.

Time Range

Pliocene to early Pleistocene.

Freshness

Metadata indicates a last update in 2026, but the underlying study content is from 1985.

Geography

White Channel placer deposit, Klondike area, West Central Yukon, Canada.