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About

One deposit, one product, one place

The Black Stuff comes from a single volcanic maar on the Atherton Tablelands. It cannot be manufactured and it cannot be sourced anywhere else.

The deposit

Lynch's Crater

A volcanic maar about 12 kilometres south-east of Malanda, on the Atherton Tablelands. Over tens of thousands of years, under standing water with no oxygen, plant material accumulated and compressed. The humic and fulvic acids concentrated — and, unusually, stayed available. Nothing has to be done to activate them.

The product works without processing. It is a naturally occurring humate that persists in soil for years rather than weeks, and manufactured products cannot copy it.

The Black Stuff is screened, blended and bagged. There is no chemistry involved at any stage.

Who runs it
The Krakatoa deposit, Atherton Tablelands — surface humate exposed at the working face
Screened and stockpiled. Minimal disturbance.
The screening plant at the Krakatoa operation
Screening. The only processing the product receives.
Sunrise over pasture on the Atherton Tablelands near the Krakatoa deposit
The Tablelands, first light. The country the deposit sits under.
Fifty years of drilling

This ground has been studied since 1976

Lynch's Crater is not a paddock someone started digging. It has been core-drilled and mapped by universities, government geologists and commercial drillers for half a century.

YearWhoWhat
1976KershawGeological mapping
1985Monash UniversityThree core holes — peat and humate analysis
2001Weil, geologist18 core holes — extensive mapping of the resource
2004James Cook and Monash UniversitiesOne core hole — peat to 17 m
2013Lait & Serra DrillingWater analysis
2020Drill NorthSingle core hole to 47 m
Filling a one cubic metre bulk bag
Bagging.
Bulk bags of The Black Stuff stored under cover at Glen Allyn
Stored under cover.
Loading out for delivery
Load-out.

Lynch's Crater is one of the better-documented sediment records in northern Australia, and the reason is that palaeoclimate researchers have been interested in it for decades. The commercial deposit sits in the same ground they were coring.

Who you are dealing with

The companies behind the product

We are locals. We know and respect the local environment.

The Black Stuff (Australia) Pty Ltd

Operator. Sources, screens, packs and sells the product. Locals employing locals, and helping our local environment and farmers.

ABN 56 087 365 893

Notes from the field

Writing

Three pieces on soil, humate chemistry and water, written for growers rather than for chemists.

  • What humates actually do — the science behind healthier soil
  • Feeding the soil, not just the plant
  • Doing more with less water — a grower's guide to soil conditioners
Read them