Club	Location	Distance
Vestfold Geologiforening	Holmestrand	18km
Follo Geologiforening	Ås	21km
Buskerud Geologiforening	Solbergelva	37km
Fredrikstad og Omegn Geologiforening	Kråkerøy	46km

Mindat Locality ID:

218503

Long-form identifier:

mindat:1:2:218503:6

GUID (UUID V4):

fa90ca19-d62e-4bd6-8253-57bd4a86f541

Other Languages:

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French:

Tofte, Hurum, Asker, Akershus, Norvège

German:

Tofte, Hurum, Asker, Viken, Norwegen

Norwegian:

Tofte, Hurum, Asker, Viken, Norge

Simplified Chinese:

托夫特, 許呂姆, 阿斯克尔, 阿克什胡斯郡, 挪威

Spanish:

Tofte, Hurum, Asker, Akershus, Noruega

Cebuano:

Tofte , Hurum , Asker, Akershus fylke, Norway

Croatian:

Tofte, Akershus, Norveška

Czech:

Tofte, Asker, Akershus, Norsko

Danish:

Tofte, Hurum, Asker, Viken , Norge

Dutch:

Tofte, Hurum, Asker, Viken, Noorwegen

Javanese:

Tofte, Hurum, Asker, Norwégia

Malay:

Tofte, Hurum, Asker, Akershus, Norway

Norwegian (Nynorsk):

Tofte i Hurum, Hurum, Asker, Viken fylke, Noreg

Romanian:

Tofte, Hurum, Asker, Akershus, Norvegia

Swedish:

Tofte, Hurum, Asker, Viken, Norge

No description has been added for this locality. Can you add one?

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Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

ⓘ 'Stilbite Subgroup'

8 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

ⓘ 'Biotite granite'

Detailed Mineral List:

ⓘ Beryl

Formula: Be₃Al₂(Si₆O₁₈)

References:

Larsen, Knut Edvard (2022) Noen funn av mineraler i Norge 2021-2022. STEIN. Magasin for populærgeologi, 49 (4) 10-17

ⓘ Calcite

Formula: CaCO₃

References:

Knut Edvard Larsen MM-collection (# 4840), found by B.Kvinge

ⓘ Fluorite

Formula: CaF₂

Localities:

Tofte, Hurum, Asker, Viken, Norway
Tofte Water Tunnel, Tofte, Hurum, Asker, Viken, Norway

References:

Collection of A. Michalsen

ⓘ Phenakite

Formula: Be₂SiO₄

References:

Larsen, Knut Edvard (2022) Noen funn av mineraler i Norge 2021-2022. STEIN. Magasin for populærgeologi, 49 (4) 10-17

ⓘ Pyrite

Formula: FeS₂

References:

Larsen, Knut Edvard (2022) Noen funn av mineraler i Norge 2021-2022. STEIN. Magasin for populærgeologi, 49 (4) 10-17

ⓘ Quartz

Formula: SiO₂

Localities:

Roadcut Rv 281, Tofte Brygge, Tofte, Hurum, Asker, Viken, Norway
Tofte, Hurum, Asker, Viken, Norway

References:

Raade, Gunnar (1971) Om druserom i drammensgranitten [About cavities in the Drammen granite]. Nytt fra Oslofeltgruppen [News from the Oslo Region Research Group], 1971 (1) 10-13

ⓘ Quartz var. Smoky Quartz

Formula: SiO₂

References:

Neschen, Peter (n.d.) Personal communication.

ⓘ Rhodochrosite

Formula: MnCO₃

Locality: Tofte Water Tunnel, Tofte, Hurum, Asker, Viken, Norway

ⓘ Siderite

Formula: FeCO₃

References:

Knut Edvard Larsen collection # MM- 4840

ⓘ 'Stilbite Subgroup'

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

References:

Atle Michalsen specimen

Gallery:

CaF₂ⓘ Fluorite

SiO₂ⓘ Quartz var. Smoky Quartz

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Pyrite	2.EB.05a	FeS₂
Group 3 - Halides
ⓘ	Fluorite	3.AB.25	CaF₂
Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	var. Smoky Quartz	4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Rhodochrosite	5.AB.05	MnCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
Group 9 - Silicates
ⓘ	Phenakite	9.AA.05	Be₂SiO₄
ⓘ	Beryl	9.CJ.05	Be₃Al₂(Si₆O₁₈)
Unclassified
ⓘ	'Stilbite Subgroup'	-	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Be	Beryllium
Be	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
Be	ⓘ Phenakite	Be₂SiO₄
C	Carbon
C	ⓘ Calcite	CaCO₃
C	ⓘ Rhodochrosite	MnCO₃
C	ⓘ Siderite	FeCO₃
O	Oxygen
O	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
O	ⓘ Calcite	CaCO₃
O	ⓘ Phenakite	Be₂SiO₄
O	ⓘ Quartz	SiO₂
O	ⓘ Rhodochrosite	MnCO₃
O	ⓘ Siderite	FeCO₃
O	ⓘ Quartz var. Smoky Quartz	SiO₂
O	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
F	Fluorine
F	ⓘ Fluorite	CaF₂
Al	Aluminium
Al	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
Al	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Si	Silicon
Si	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
Si	ⓘ Phenakite	Be₂SiO₄
Si	ⓘ Quartz	SiO₂
Si	ⓘ Quartz var. Smoky Quartz	SiO₂
Si	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
S	Sulfur
S	ⓘ Pyrite	FeS₂
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Fluorite	CaF₂
Mn	Manganese
Mn	ⓘ Rhodochrosite	MnCO₃
Fe	Iron
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Siderite	FeCO₃

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Tofte,_Norway
Wikidata ID:	Q3434129
GeoNames ID:	3134429

Localities in this Region

Norway

Viken
- Asker
  - Hurum
    - Tofte

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate

Norway

Oslo Volcanic ProvinceVolcanic Province

ScandinaviaRegion

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Mineral List

Rock Types Recorded

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Detailed Mineral List:

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List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Other Databases

Localities in this Region

Other Regions, Features and Areas containing this locality

Tofte, Hurum, Asker, Viken, Norway i
Regional Level Types
Tofte Village
Hurum Municipality (Former)
Asker Municipality
Viken County
Norway Country