kainite

American

[kahy-nahyt, key-] / ˈkaɪ naɪt, ˈkeɪ- /

noun

a mineral, hydrous sulfate of magnesium and potassium chloride, occurring in granular crystalline masses, a source of potassium salts.

kainite British

/ ˈkaɪnaɪt /

noun

a white mineral consisting of potassium chloride and magnesium sulphate: a fertilizer and source of potassium salts. Formula: KCl.MgSO 4 .3H 2 O

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of kainite

From the German word Kainit, dating back to 1865–70. See caino-, -ite ¹

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It is put on the market as muriate of potash, sulphate of potash, kainite, which contains salt as an impurity, and in other impure forms.

From Project Gutenberg

To the substances used for treating brewing liquors already mentioned we may add kainite, a naturally deposited composite salt containing potassium and magnesium sulphates and magnesium chloride.

From Project Gutenberg

The crude salts, kainite and sylvinite, and the muriate contain chlorine and are not considered good for potatoes and tobacco as the chlorine lowers the quality of these products.

From Project Gutenberg

Acid phosphate and kainite added to the manure may pay handsomely.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023