New field and U-Pb analytical data from the Sonora Gulch Project in Yukon's Dawson Range demonstrate a protracted history of polymetallic mineralization. The data includes age determinations from feldspar porphyry dykes and quartz porphyry stocks, linking mineralization to Late Cretaceous magmatism. This dataset was published by the Government of Yukon on April 17, 2026.
Use Cases
- Analyze polymetallic mineralization patterns based on Au-Ag-Cu-Zn ± Mo associations mentioned in the description
- Model the temporal relationship between mineralization and magmatism based on U-Pb age dates
- Compare mineralization zones based on descriptions of the Nightmusic mesothermal skarn and Amadeus epithermal system
- Extend regional geological models based on data linking the project to the Casino deposit 40 km away
Strengths
- Includes four specific U-Pb age dates determined from dykes and stocks
- Identifies two distinct mineralized zones: Nightmusic and Amadeus
- Links mineralization to Late Cretaceous magmatism (ca. 74-75 Ma)
- Provides a spatial reference to the Casino deposit roughly 40 km away
Limitations
- Column-level documentation is absent; field semantics must be inferred after download
- Row count is unknown, which may limit suitability assessment
- Data may reflect geographic bias inherent to open_canada
Provenance
- Source
- Government of Yukon
- Collection Method
- Field and U-Pb analytical data collection
- Time Range
- Late Cretaceous (ca. 74-75 Ma)
- Freshness
- Last updated 2026-04-17 15:41:04.833083; freshness should be verified
- Geography
- Sonora Gulch Project, Dawson Range, Yukon