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The mining beat, explained

Short reference guides to the prices, metrics, and definitions behind Indonesia’s mining sector. Read these once and the data on this site reads itself.

Coal benchmark

How the HBA coal price works

Indonesia sets its own thermal-coal reference each month. Here is what the HBA is, how it is built, and why the tiers exist.

Reference · 6 min read

Operating metrics

Reading mining KPIs: strip ratio and calorific value

Two numbers explain most of a miner's cost and the price it earns. A short guide to strip ratio and calorific value.

Reference · 5 min read

Resource reporting

JORC resources versus reserves

Not every ton in the ground counts the same. How the JORC Code separates what is there from what can actually be mined.

Reference · 5 min read

Market context

Indonesia in the global coal & nickel trade

Indonesia is the world's largest thermal-coal exporter and the dominant force in nickel. Where the country sits in each market, and why it matters.

Reference · 6 min read

Policy

DMO and royalties explained

Two government levers, the Domestic Market Obligation and the royalty regime, decide how much of a miner's revenue stays with the miner. How each one works.

Reference · 6 min read

Disclosure

How to read a miner's annual report

Production tons, cash cost, realised price, and reserves tell you more than the income statement. A walk through the pages that matter.

Reference · 7 min read

Glossary

The mining terms worth knowing, from HBA and DMO to strip ratio and JORC, in one place.