saponite
noun
sap·o·nite
ˈsa-pə-ˌnīt 
: a hydrous magnesium aluminum silicate occurring in soft soapy amorphous masses and filling veins and cavities (as in serpentine)
Cite this Entry
“Saponite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/saponite. Accessed 18 Jul. 2025.
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