Dypingite
A hydrated basic magnesium carbonate from Norway's Dypingdal serpentine-magnesite deposit — the natural form of 'heavy' magnesium carbonate.
Intro adapted from Wikipedia (CC BY-SA).
Dypingite is an IMA-recognized mineral species in the carbonate class, with the chemical formula Mg₅(CO₃)₄(OH)₂·5H₂O.
Key properties: specific gravity 2.15; Pearly luster; optically biaxial.
IMA symbol Dyp, IMA status: approved, named in 1970.
Coats fractures and exposed surfaces in serpentine; may be of recent formation on dump materials.
It is found associated with Hydrotalcite, magnesite (Norway); brucite, brugnatellite, pyroaurite, artinite, hydromagnesite, nesquehonite (Yoshikawa, Japan).
The name refers to the first-noted occurrence at Dypingdal, Norway.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data and a Wikipedia introduction — a full written entry hasn’t been published yet.
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