Dypingite Explained

Dypingite
Category:Carbonate minerals
Formula:Mg5(CO3)4(OH)2·5H2O
Molweight:485.65 g/mol
Strunz:5.DA.05
Dana:16b.07.02.01
System:Monoclinic
Unknown space group
Color:White
Habit:Globular - spherical to rounded forms (e.g. wavellite)
Tenacity:Brittle
Luster:Pearly
Streak:White to gray
Diaphaneity:Semitransparent
Gravity:2.15
Opticalprop:Biaxial (+)
Refractive:nα = 1.508 nβ = 1.510 nγ = 1.516
Birefringence:δ = 0.0080
Pleochroism:Colorless
Fluorescence:Fluorescent and phosphorescent, Short UV=gray blue, Long UV=light blue
References:[1] [2] [3]

Dypingite is a hydrated magnesium carbonate mineral with the formula: Mg5(CO3)4(OH)2·5H2O. Its type locality is the Dypingdal serpentine-magnesite deposit, Snarum, Norway. Synthethic dypingite is known as heavy magnesium carbonate.

Notes and References

  1. http://rruff.info/doclib/hom/dypingite.pdf Handbook of Mineralogy
  2. http://www.webmineral.com/data/Dypingite.shtml#.UuEZCtLnbRY Webmineral data
  3. http://www.mindat.org/min-1338.html Mindat