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zeolite


Term: zeolite
Literally meaning: boiling stone
Origin: Anc Greek
ζέω/zeo(=boil) + λίθος/lithos(=stone)
Coined/History 
The term was coined in 1756 by Swedish mineralogist Axel Fredrik Cronstedt, who noticed that the material whenever is warmed up is specified off a heavy steam because of  its substantial water content.
Definition
Zeolite is any of a family of a crystalline microporous aluminosilicate (like a honeycomb),   that is considered as ion-exchangers.   The metal atoms of zeolite which are cation (such potassium, sodium, calcium and strontium)  are surrounded by 4 oxygen anions.  Zeolites occur as a secondary minerals in cavities of lavas after million of years. Its use concerns water purification, molecule separation, as detergent etc. 

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