Tutorials, industry insights, and hands-on workflows for drillhole validation, resource estimation, and JORC/KCMI reporting. No fluff, just the parts that work.
Drillhole prep, EDA, resource estimation, JORC/KCMI compliance, and software workflows.
The five recurring failure patterns that show up in due-diligence audits, the consequences they trigger, and the boring discipline that prevents them.
Composite length is one of the most consequential and least-discussed decisions in resource estimation. Here's the field-tested framework for picking the right one.
80% of resource model errors start with bad collar, survey, or assay data. Here's the 6-step QA checklist that catches problems before they cost you a feasibility study.
A practical pre-audit checklist for JORC Table 1 sections, mapped to KCMI 2017 equivalents, with the Indonesian-context gotchas auditors actually catch.
Top-cuts are one of the most consequential and least-defended decisions in gold resource estimation. Here are three methods, when to apply them, and when capping is the wrong answer.
Variograms without the equations. A field-first walkthrough of sill, range, nugget, anisotropy, and how to actually read an experimental variogram before you fit a model.
Both standards, same goal: transparent resource reporting. Here's the practical compliance checklist for Indonesian projects, and where JORC and KCMI actually differ.
No install. No account. No subscription. Download the HTML, open in your browser, upload your CSVs, and you're working. Here's the 5-minute walkthrough.
Orebit Geotools is a single-file HTML toolkit for drillhole prep, EDA, and resource estimation. Works offline. No install, no license servers, no subscription.
# 5-minute workflow load drillhole.csv validate(collar, survey, assay) composite(length=2.0) estimate(method="OK") classify(jorc="2012") # → Resource report ready