At least 15 carbonatite dikes and veins ranging in thickness from 1 to 60 cm and up to 150 m long are concentrated in area of c. 1 x 2 km in the centre of the town of Naantali (Woodard & Hölttä 2005).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

7 valid minerals.

Rock Types Recorded

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

Select Rock List Type

Alphabetical List Tree Diagram

ⓘ Carbonatite

ⓘ Fenite

ⓘ Tonalite

Detailed Mineral List:

ⓘ Actinolite

Formula: ◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Allanite Group'

Formula: (A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Apatite'

Formula: Ca₅(PO₄)₃(Cl/F/OH)

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Bastnäsite'

Formula: (Ce/Nd/Y/REE)(CO₃)F

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ Calcite

Formula: CaCO₃

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Chlorite Group'

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Clinopyroxene Subgroup'

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ Diopside

Formula: CaMgSi₂O₆

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ Epidote

Formula: (CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ Fluorite

Formula: CaF₂

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'K Feldspar'

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Monazite Group'

Formula: REE(PO₄)

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Plagioclase'

Formula: (Na,Ca)[(Si,Al)AlSi₂]O₈

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ 'Pyroxene Group'

Formula: ADSi₂O₆

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ Quartz

Formula: SiO₂

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

ⓘ Titanite

Formula: CaTi(SiO₄)O

References:

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
ⓘ	Fluorite	3.AB.25	CaF₂
Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 9 - Silicates
ⓘ	Titanite	9.AG.15	CaTi(SiO₄)O
ⓘ	Epidote	9.BG.05a	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
ⓘ	Diopside	9.DA.15	CaMgSi₂O₆
ⓘ	Actinolite	9.DE.10	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Unclassified
ⓘ	'Bastnäsite'	-	(Ce/Nd/Y/REE)(CO₃)F
ⓘ	'Chlorite Group'	-
ⓘ	'Monazite Group'	-	REE(PO₄)
ⓘ	'Clinopyroxene Subgroup'	-
ⓘ	'Plagioclase'	-	(Na,Ca)[(Si,Al)AlSi₂]O₈
ⓘ	'K Feldspar'	-
ⓘ	'Pyroxene Group'	-	ADSi₂O₆
ⓘ	'Apatite'	-	Ca₅(PO₄)₃(Cl/F/OH)
ⓘ	'Allanite Group'	-	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
H	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
H	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
H	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
C	Carbon
C	ⓘ Bastnäsite	(Ce/Nd/Y/REE)(CO₃)F
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
O	ⓘ Bastnäsite	(Ce/Nd/Y/REE)(CO₃)F
O	ⓘ Calcite	CaCO₃
O	ⓘ Diopside	CaMgSi₂O₆
O	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
O	ⓘ Monazite Group	REE(PO₄)
O	ⓘ Quartz	SiO₂
O	ⓘ Titanite	CaTi(SiO₄)O
O	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
O	ⓘ Pyroxene Group	ADSi₂O₆
O	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
O	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
F	Fluorine
F	ⓘ Bastnäsite	(Ce/Nd/Y/REE)(CO₃)F
F	ⓘ Fluorite	CaF₂
F	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Na	Sodium
Na	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Mg	Magnesium
Mg	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Mg	ⓘ Diopside	CaMgSi₂O₆
Al	Aluminium
Al	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Si	Silicon
Si	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Si	ⓘ Diopside	CaMgSi₂O₆
Si	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Quartz	SiO₂
Si	ⓘ Titanite	CaTi(SiO₄)O
Si	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Si	ⓘ Pyroxene Group	ADSi₂O₆
Si	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
P	Phosphorus
P	ⓘ Monazite Group	REE(PO₄)
P	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Cl	Chlorine
Cl	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Ca	Calcium
Ca	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Diopside	CaMgSi₂O₆
Ca	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Fluorite	CaF₂
Ca	ⓘ Titanite	CaTi(SiO₄)O
Ca	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Ca	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Ti	Titanium
Ti	ⓘ Titanite	CaTi(SiO₄)O
Fe	Iron
Fe	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Fe	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Y	Yttrium
Y	ⓘ Bastnäsite	(Ce/Nd/Y/REE)(CO₃)F
Ce	Cerium
Ce	ⓘ Bastnäsite	(Ce/Nd/Y/REE)(CO₃)F
Nd	Neodymium
Nd	ⓘ Bastnäsite	(Ce/Nd/Y/REE)(CO₃)F

Other Regions, Features and Areas containing this locality

Baltic Shield (Fennoscandian Shield)Shield

Eurasian PlateTectonic Plate

EuropeContinent

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References

Woodard, J., Mänttäri, I. & Huhma, H. 2006. Radiogenic isotope systematics and the age of the Naantali carbonatite. Bulletin of the Geological Society of Finland, Special Issue, 174 [abstract].

Woodward, J., Hölttä, P. (2004) The Naantali alvikite vein-dykes: A new carbonatite in southwestern Finland. Geological Survey of Finland, Special Paper 38), 5-10, 2005.

Woodard, J., & Holtta, P. (2005). The Naantali alvikite vein-dykes: a new carbonatite in southwestern Finland. SPECIAL PAPER-GEOLOGICAL SURVEY OF FINLAND, 38, 5-10.

Woolley, Alan R. (2019) Alkaline Rocks and Carbonatites of the World. Part 4: Antarctica, Asia and Europe (excluding the former USSR), Australasia and Oceanic Islands. The Geological Society of London. doi:10.1144/mpar4p.319

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Naantali carbonatite dikes, Naantali, Southwest Finland, FinlandiRegional Level TypesNaantali carbonatite dikesGroup of Dikes NaantaliMunicipality Southwest FinlandRegion FinlandCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

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Mineral List

Rock Types Recorded

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Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

References

Naantali carbonatite dikes, Naantali, Southwest Finland, Finland i
Regional Level Types
Naantali carbonatite dikes Group of Dikes
Naantali Municipality
Southwest Finland Region
Finland Country