shale

The shale boom turned the U.S. into the world’s largest crude producer, and the country’s reliance on imports has plummeted.

From The Wall Street Journal ● Jul. 13, 2026

But the shale revolution fundamentally altered America's exposure to energy shocks.

From BBC ● Jun. 14, 2026

The U.S. unlocked oil previously trapped in shale rock, using technology not entirely new but applied in a much larger scale at that time.

From MarketWatch ● May 28, 2026

But a tepid response from American energy producers, as well as technological advances in drilling, suggest the go-go days of the shale boom creating armies of high-paying jobs are over.

From The Wall Street Journal ● May 17, 2026

Inside it was filled with a grey dust, soft and fine, in the middle of which was a seed, like a small nut with a silver shale.

From "The Return of the King" by J.R.R. Tolkien

Comparisons with pristane and phytane found in oil shales supported that explanation.

From Science Daily ● Jul. 9, 2026

National Fuel Gas owns roughly 1.2 million acres in the Appalachian Basin, with substantial mineral ownership overlying the Marcellus and Utica shales.

From Barron's ● Jan. 23, 2026

"The oil shales are running out of Tier 1 inventory," said Bryan Sheffield, founder of energy investors Formentera Partners and Scott Sheffield's son.

From Reuters ● Oct. 11, 2023

Such balls, called siliceous nodules or “Rokycany Balls,” are weathered out of the shales of the Šárka Formation.

From Science Magazine ● Sep. 27, 2023

They may become hardened, pebble-beds being changed into conglomerates, sands into sandstones, muds and clays into mudstones and shales, softdeposits of lime into limestone, and loose volcanic ashes into exceedingly hard rocks.

From Cornwall by Baring-Gould, S. (Sabine)