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Tag: mineral reserves

General / Mine planning / Mineral economics / Mining business / Public disclosures

RE: On the connection between mine feasibility studies, valuation, and impairment analysis

In November 2021, I posted a blog post about the connection between feasibility studies, valuation, and impairment analysis. I recently came across a comment letter by SEC staff that, I …

General / Mine planning / Mineral economics / Mining business

On the connection between mine feasibility studies, valuation, and impairment analysis

Most mining engineers are taught how to do mine feasibility studies in school but not all are familiar with property valuation and impairment tests. However, valuation and impairment analysis are …

General / Mining business / Public disclosures

Now Clarified: SEC’s Regulation S-K 1300’s Compliance Timeline

When the Securities & Exchange Commission (SEC) passed its new mining property disclosure rules (Regulation S-K 1300) it set January 1, 2021 as the compliance date. Specifically, the SEC required …

General / Mining business / Public disclosures

Was the SEC Encouraging Companies to use External QPs in S-K 1300?

Since the US Securities & Exchange Commission (SEC) passed its new mining property disclosure rules, I have heard many suggest that the SEC would prefer mining companies to use external …

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