FIELD NOTES

Editorialbriefsfromthebelt.

Geology. Process. Trade. Written from the quarry.

Short briefs covering the working knowledge behind the catalogue. Useful for specifiers, traders, and anyone working with Indian sandstone for the first time.

GEOLOGY

Q2 · 2026

Why Bijolia sandstone sits where it does.

The Vindhyan Supergroup is one of the largest preserved sedimentary basins on Earth. Bijolia sits on its western edge.

4 min read →

PROCESS

Q2 · 2026

Calibration, explained.

A 22mm Kandla Grey slab should not arrive at 24mm. Tolerance is the unsung discipline of the export trade.

5 min read →

TRADE

Q2 · 2026

FOB, FOR, CIF: what UK buyers actually need.

The shipping terms most often confused — and what they mean for your landed cost. A practical primer for first-time importers.

6 min read →

GEOLOGY

Q1 · 2026

The colour of stone: where it comes from.

Iron oxidation, organic content, mineral inclusion. Why Autumn Brown is brown and Kandla Grey is grey, written in the rock.

4 min read →

ALLIED

Q1 · 2026

Allied does not mean traded.

How direct-source allied relationships work in practice — and what separates them from the broker chains that dominate the trade.

4 min read →

PROCESS

Q1 · 2026

Hand-picking: what we actually inspect.

A short field guide to the inspection criteria — grain consistency, edge condition, surface uniformity, dimensional tolerance.

5 min read →

DELIVERED MONTHLY

The Field Notes letter.

One brief per month. Geology, process, or trade. Sent only to specifiers and importers.

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The sandstone catalogue of the Bijolia belt. Rajasthan. Since 1972.