Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ 'Apophyllite Group'

Formula: AB₄[Si₈O₂₀]X · 8H₂O

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Baryte

Formula: BaSO₄

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

✪ Calcite

Formula: CaCO₃

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

Nordrum, Fred Steinar (2001) Neue Mineralienfunde aus Norwegen [New mineral discoveries from Norway]. Mineralien-Welt, 12 (5). 62-64

ⓘ 'Chlorite Group'

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Fluorapophyllite-(K)

Formula: KCa₄(Si₈O₂₀)(F,OH) · 8H₂O

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

References:

Nordrum, Fred Steinar (2000) Nyfunn av mineraler i Norge 1999-2000. Norsk Bergverksmuseum Skrift, 17. 59-63

ⓘ Fluorite

Formula: CaF₂

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Laumontite

Formula: CaAl₂Si₄O₁₂ · 4H₂O

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Manganite

Formula: Mn³⁺O(OH)

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

Description: Identified at the x-ray laboratory of Mineralogical Museum of Oslo, 1976.

References:

Neumann, Henrich (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter Vol. 68. Universitetsforlaget

ⓘ Marcasite

Formula: FeS₂

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Palygorskite

Formula: ◻Al₂Mg₂◻₂Si₈O₂₀(OH)₂(H₂O)₄ · 4H₂O

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Pyrite

Formula: FeS₂

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Pyrrhotite

Formula: Fe_1-xS

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Quartz

Formula: SiO₂

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ Quartz var. Chalcedony

Formula: SiO₂

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

ⓘ 'Stilbite Subgroup'

Formula: M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

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

References:

Nordrum, Fred Steinar (1993) De siste års mineralfunn i Dalen-Kjørholt gruve, in Telemark I. STEIN. Nordisk magasin for populær geologi, 20 (2) 100-110

Gallery:

M_6-7[Al_8-9Si_27-28O₇₂] · nH₂Oⓘ 'Stilbite Subgroup'

Stilbite Subgroup

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

Stilbite Subgroup

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

Stilbite Subgroup

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

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Pyrrhotite	2.CC.10	Fe_1-xS
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Marcasite	2.EB.10a	FeS₂
Group 3 - Halides
ⓘ	Fluorite	3.AB.25	CaF₂
Group 4 - Oxides and Hydroxides
ⓘ	Quartz var. Chalcedony	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
ⓘ	Manganite	4.FD.15	Mn³⁺O(OH)
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Baryte	7.AD.35	BaSO₄
Group 9 - Silicates
ⓘ	Fluorapophyllite-(K)	9.EA.15	KCa₄(Si₈O₂₀)(F,OH) · 8H₂O
ⓘ	Palygorskite	9.EE.20	◻Al₂Mg₂◻₂Si₈O₂₀(OH)₂(H₂O)₄ · 4H₂O
ⓘ	Analcime	9.GB.05	Na(AlSi₂O₆) · H₂O
ⓘ	Laumontite	9.GB.10	CaAl₂Si₄O₁₂ · 4H₂O
Unclassified
ⓘ	'Apophyllite Group'	-	AB₄[Si₈O₂₀]X · 8H₂O
ⓘ	'Chlorite Group'	-
ⓘ	'Stilbite Subgroup'	-	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
H	ⓘ Apophyllite Group	AB₄[Si₈O₂₀]X · 8H₂O
H	ⓘ Fluorapophyllite-(K)	KCa₄(Si₈O₂₀)(F,OH) · 8H₂O
H	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
H	ⓘ Manganite	Mn³⁺O(OH)
H	ⓘ Palygorskite	◻Al₂Mg₂◻₂Si₈O₂₀(OH)₂(H₂O)₄ · 4H₂O
H	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
O	ⓘ Apophyllite Group	AB₄[Si₈O₂₀]X · 8H₂O
O	ⓘ Baryte	BaSO₄
O	ⓘ Calcite	CaCO₃
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Fluorapophyllite-(K)	KCa₄(Si₈O₂₀)(F,OH) · 8H₂O
O	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
O	ⓘ Manganite	Mn³⁺O(OH)
O	ⓘ Palygorskite	◻Al₂Mg₂◻₂Si₈O₂₀(OH)₂(H₂O)₄ · 4H₂O
O	ⓘ Quartz	SiO₂
O	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
F	Fluorine
F	ⓘ Fluorapophyllite-(K)	KCa₄(Si₈O₂₀)(F,OH) · 8H₂O
F	ⓘ Fluorite	CaF₂
Na	Sodium
Na	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Mg	Magnesium
Mg	ⓘ Palygorskite	◻Al₂Mg₂◻₂Si₈O₂₀(OH)₂(H₂O)₄ · 4H₂O
Al	Aluminium
Al	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Al	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Al	ⓘ Palygorskite	◻Al₂Mg₂◻₂Si₈O₂₀(OH)₂(H₂O)₄ · 4H₂O
Al	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Si	Silicon
Si	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Si	ⓘ Apophyllite Group	AB₄[Si₈O₂₀]X · 8H₂O
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Fluorapophyllite-(K)	KCa₄(Si₈O₂₀)(F,OH) · 8H₂O
Si	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Si	ⓘ Palygorskite	◻Al₂Mg₂◻₂Si₈O₂₀(OH)₂(H₂O)₄ · 4H₂O
Si	ⓘ Quartz	SiO₂
Si	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
S	Sulfur
S	ⓘ Baryte	BaSO₄
S	ⓘ Marcasite	FeS₂
S	ⓘ Pyrite	FeS₂
S	ⓘ Pyrrhotite	Fe_1-xS
K	Potassium
K	ⓘ Fluorapophyllite-(K)	KCa₄(Si₈O₂₀)(F,OH) · 8H₂O
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Fluorapophyllite-(K)	KCa₄(Si₈O₂₀)(F,OH) · 8H₂O
Ca	ⓘ Fluorite	CaF₂
Ca	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Mn	Manganese
Mn	ⓘ Manganite	Mn³⁺O(OH)
Fe	Iron
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Pyrrhotite	Fe_1-xS
Ba	Barium
Ba	ⓘ Baryte	BaSO₄

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Brevik,_Norway
Wikidata ID:	Q2295
GeoNames ID:	3160007

Localities in this Region

Norway

Telemark
- Porsgrunn
  - Brevik
    - Dalen-Kjørholt Mine

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate

Baltic Shield
- Sveconorwegian BeltShield

EuropeContinent

Norway

⭔Vestfold og Telemark (2020-2023)County

ScandinaviaRegion

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