Gregory W. Sparkes

Mineral Deposits Section, Geological Survey of Newfoundland and Labrador, Department of Industry, Energy and Technology, Government of Newfoundland and Labrador, P.O. Box 8700, St. John’s, NL A1B 4J6, Canada

Author Contributions: Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Validation, Visualization, Writing – original draft, and Writing – review & editing.