by dcameron | Oct 1, 2025 | Bulk Density, Drill Hole Spacing, Exploration, Geostatistics, Grade Control, Mineral Resources, Production Reconciliation, QA/QC, Resource Classification
Following is a copy of the comments I submitted on the proposed changes to the Instrument, companion policy and Form 43-101F1. It is an opportunity to improve reporting standards which have been essentially unchanged for over a decade. September 18, 2025 To: British...
by dcameron | Mar 12, 2025 | Bulk Density, Climate Change, Critical Minerals, Drill Hole Spacing, Geo Logic, Geostatistics, Grade Control, Mine Geology, Mineral Resources, QA/QC, Resource Classification, Significant Figures
Like it or not, we got a taste of the power wielded by overuse of the word “science” in this decade. Heretofore, some of us innocently thought that science was an abstraction, but we subsequently found out that it can be used as a club. While we can...
by dcameron | Nov 20, 2022 | DIE Factor, Drill Hole Spacing, Geostatistics, Mineral Resources, Resource Classification
I’d like to introduce the patient reader and my clients to a conceptually simple tool that is useful for the assessment of resource risk. The Drill Hole Information Effect (DIE), as I propose to call it, is the observation that the deeper...
by dcameron | Sep 6, 2020 | Geo Logic, Geostatistics, Measurement Systems
I read an op-ed piece piece today by Malcolm Kendrick (RT News), a UK physician, who recounted an incredible metric-imperial conversion bust. In 1998, NASA’s Mars Climate Orbiter burned up in the Mars atmosphere because of a failure to convert thruster pounds of...
