Insights

Field notes on iron, ground, and industry.

Educational writing on the metallurgy, markets, land, and logistics of iron ore. Technical, not a pitch.

Metallurgy

Magnetite and hematite: why the difference matters at the furnace

Two minerals supply almost all of the world's iron. They end in the same metal, but they behave differently from the drill core to the furnace.

April 20266 min read
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Metallurgy

How to read an iron ore spec sheet

A cargo of iron ore is sold on a specification, not a photograph. Every line on the assay table moves money.

April 20266 min read
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Markets

Platts IODEX, premiums, and how iron ore is actually priced

Iron ore does not trade at one price. It trades at a benchmark plus a stack of adjustments, settled cargo by cargo.

March 20266 min read
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Jurisdiction

Washington State as a mining jurisdiction

A mineral deposit is only half of a project. The other half is the ground it sits under, and what that setting allows.

March 20266 min read
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Logistics

Why Pacific Northwest logistics shortens the route to Asian smelters

Bulk commodity economics are the economics of moving heavy things cheaply. Where a deposit sits relative to its buyers is structural.

February 20266 min read
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Land and Law

How BLM mining claims work

On hundreds of millions of acres of federal land, the right to extract hard-rock minerals runs through a system that is a century and a half old.

February 20266 min read
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Environment

Tailings encapsulation and what green mining means technically

Green mining deserves a technical definition. The largest environmental risk in conventional mining is specific and well understood.

January 20266 min read
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Due Diligence

What to examine in a pre-production mining project

A pre-production project is a set of claims about the ground and a plan to develop it. Evaluating one separates what is demonstrated from what is asserted.

January 20267 min read
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