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Burke Co., North Dakota, USA


List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts
Marcasite2.EB.10aFeS2
Group 3 - Halides
Halite3.AA.20NaCl
Sylvite3.AA.20KCl
Group 4 - Oxides and Hydroxides
Quartz
var: Chert
4.DA.05SiO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anhydrite7.AD.30CaSO4
Gypsum
var: Selenite
7.CD.40CaSO4 · 2H2O
Unclassified Minerals
'Coal
var: Lignite'
-
Limonite-FeO(OH) · nH2O
'Petrified Wood'-
'Sylvinite'-
'Wad'-


11 entries listed. 6 valid minerals.
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