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Dalen-Kjørholt Mine, Kjørholt, Brevik, Porsgrunn, Telemark, Norway


List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts
Marcasite2.EB.10aFeS2
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe1-xS (x = 0 to 0.17)
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Manganite4.FD.15Mn3+O(OH)
Quartz4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 9 - Silicates
Analcime9.GB.05Na2(Al2Si4O12) · 2H2O
Apophyllite-(KF)9.EA.15KCa4(Si8O20)(F,OH) · 8H2O
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Palygorskite9.EE.20(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2O
Unclassified Minerals
'Apophyllite'-
'Chlorite Group'-
'Stilbite'-


16 entries listed. 13 valid minerals.

References

- Wiik, Geir H. (1992): Dalen-Portland. STEIN 19 (29), 109-117
- Robinson, G. W. & King, V. T. (1993): What’s New in Minerals ? Annual world summary of mineral discoveries covering april 1992 through april 1993. Mineralogical Record 24: 393
- Nordrum, Fred Steinar (1993): Dalen-Kjørholt gruve. STEIN 20 (2), 98-99
- Nordrum, Fred Steinar (1993): De siste års mineralfunn i Dalen- Kjørholt gruve. STEIN 20 (2), 100-111
- Nordrum, F.S. (1993): Die Dalen-Kjörholt-Kalksteingrube in Süd-Norwegen, ein neuer Fundort für exzellente Calcitstufen. Mineralien-Welt, 4 (5), 49-56.
- Garmo, T. (1995): Über die neuen Mineralfunde 1995 in Norwegen. Mineralien-Welt 6 (3), 25-27
- Nordrum, F.S. (2000). Nyfunn av mineraler i Norge 1999-2000. Norsk Bergverksmuseum Skrift. 17:59-63
- Nordrum, F.S. (2001): Noen funn av mineraler i Norge 2000-2001. STEIN 28 (2): 13- 19
- Nordrum, F.S. (2001): Neue Mineralienfunde aus Norwegen. Mineralien-Welt, 12 (5), 62-64
- Nordrum, F.S. (2002): Nyfunn av mineraler i Norge 2001-2002. STEIN 29 (2): 4-10
- Nordrum, F.S. (2002): Mineralogische Neuigkeiten aus Norwegen. Mineralien-Welt, 13 (5), 56-59.
- Nordrum, F. S. (2004): Nyfunn av mineraler i Norge 2003-2004. STEIN 31 (2), 36-44
- Nordrum, F.S. (2005): Nyfunn av mineraler i Norge 2004-2005. Norsk Bergverksmuseum Skrift. 30: 117-124
- Nordrum, F. S. (2007): Nyfunn av mineraler i Norge 2006-2007. STEIN 34 (2), 14-26
- Nordrum, F.S. (2008a): Nyfunn av mineraler i Norge 2007-2008. STEIN 35 (2), 8-20 [on the find of "amber calcite"]
- Nordum, F.S. (2008b): Dalen-Kjørholt kalksteinsgruve store drusefunn 2007-2008. STEIN 35 (3), 8-15
- Nordrum, F.S. (2008): Neuer Calcit-Fund aus Dalen-Kjörholt/ Norwegen. Mineralien-Welt, 19 (2), 32-33.
- Nordrum, F.S. (2011): Noen nyfunn av mineraler i Norge 2010-2011. Stein. 38 (2): 14-23
- Nordrum, F.S. (2012): Noen funn av mineraler i Norge 2011-2012. Norsk Bergverksmuseum Skrift. 49, 117-124



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