Buserite

Buserite
General
Category	Hydrous oxide mineral
Formula; (repeating unit)	Na4Mn14O27 · 21H2O

Buserite is a type of hydrous oxide mineral. Its chemical formula is Na₄Mn₁₄O₂₇ · 21H₂O.[1] It has to be kept in water to keep its form, and is normally found in streambeds.

Properties

It has a special property which, when taken out of water, dissolves into Birnessite.[2] Thus, it has to be kept in water constantly. In addition, it was named after Swiss professor W. Buser, which first identified the material.[3]

References

"Buserite: Mineral information, data and localities". www.mindat.org. Retrieved 2019-01-16.
"Birnessite Mineral Data". webmineral.com. Retrieved 2019-01-16.
classicgems.net https://classicgems.net/gem_buserite.html. Retrieved 2019-01-16. Missing or empty |title= (help)

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[1] "Buserite: Mineral information, data and localities". www.mindat.org. Retrieved 2019-01-16.

[2] "Birnessite Mineral Data". webmineral.com. Retrieved 2019-01-16.

[3] classicgems.net https://classicgems.net/gem_buserite.html. Retrieved 2019-01-16. Missing or empty |title= (help)