Associated minerals include sodium alum, native sulfur and other fumarole minerals.
From the en.wikipedia.org
Native sulfur may be produced by geological processes alone.
From the en.wikipedia.org
As a mineral, native sulfur under salt domes is thought to be a fossil mineral resource, produced by the action of ancient bacteria on sulfate deposits.
From the en.wikipedia.org
In this method, superheated water was pumped into a native sulfur deposit to melt the sulfur, and then compressed air returned the 99.5% pure melted product to the surface.
From the en.wikipedia.org
Being abundant in native form, sulfur was known in ancient times, mentioned for its uses in ancient Greece, China and Egypt.
From the en.wikipedia.org
The springs contain iron held in solution by carbonic acid, native alkali, marine salt and sulfur.
From the time.com
The location is representative of the grasslands and ecoregion of the interior Pacific Northwest, where an exotic flowering plant, sulfur cinquefoil, is threatening native grasslands.
From the sciencedaily.com
Magnesium sulfate is found only on one side of the moon-the side that faces Io, which means that the sulfur is coming from that moon's volcanic exhaust, and is not native to Europa at all.