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Chojabaru, Iki Island, Nagasaki, Japani
Regional Level Types
Chojabaru- not defined -
Iki IslandIsland
NagasakiPrefecture
JapanCountry

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Latitude & Longitude (WGS84): 33° 46' 47'' North , 129° 47' 47'' East
Latitude & Longitude (decimal): 33.77982,129.79645
GeoHash:G#: wyh21t6vs
Köppen climate type:Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Karatsu78,330 (2017)40.8km
Maebaru-chūō70,339 (2017)44.8km


Middle Miocene altered amygdular basalts and volcanic conglomerates of the Chojabaru Formation. (Covered by Pliocene to Pleistocene alkali olivine basalts.)

Regions containing this locality

Amur PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


6 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

'Chabazite'
Reference: SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.
Cowlesite
Formula: CaAl2Si3O10 · 6H2O
Reference: Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Erionite-Na
Formula: (Na2,K2,Ca)2[Al4Si14O36] · 15H2O
Reference: SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.
'Fayalite-Forsterite Series'
Reference: SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.
Gobbinsite
Formula: Na5(Si11Al5)O32 · 11H2O
Reference: Kuwano & Tokumaru (1993) Chigaku Kenkyu, 42, 159-167.
Lévyne-Na (TL)
Formula: (Na2,Ca,K2)[Al2Si4O12] · 6H2O
Type Locality:
Reference: Geol. Soc. Japan, Mem. 11, 283; Can. Mineral. 35, 1571; SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Reference: SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.
'Phillipsite'
Reference: SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.
'Stilbite subgroup'
Reference: SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.
Thomsonite-Ca
Formula: NaCa2[Al5Si5O20] · 6H2O
Reference: SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
Cowlesite9.GG.05CaAl2Si3O10 · 6H2O
Erionite-Na9.GD.20(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
Gobbinsite9.GC.05Na5(Si11Al5)O32 · 11H2O
Lévyne-Na (TL)9.GD.15(Na2,Ca,K2)[Al2Si4O12] · 6H2O
Natrolite9.GA.05Na2Al2Si3O10 · 2H2O
Thomsonite-Ca9.GA.10NaCa2[Al5Si5O20] · 6H2O
Unclassified Minerals, Rocks, etc.
'Chabazite'-
'Fayalite-Forsterite Series'-
'Phillipsite'-
'Stilbite subgroup'-

List of minerals arranged by Dana 8th Edition classification

Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Cowlesite77.1.5.8CaAl2Si3O10 · 6H2O
Gobbinsite77.1.3.4Na5(Si11Al5)O32 · 11H2O
Natrolite77.1.5.1Na2Al2Si3O10 · 2H2O
Unclassified Minerals, Mixtures, etc.
'Chabazite'-
Erionite-Na-(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
'Fayalite-Forsterite Series'-
Lévyne-Na (TL)-(Na2,Ca,K2)[Al2Si4O12] · 6H2O
'Phillipsite'-
'Stilbite subgroup'-
Thomsonite-Ca-NaCa2[Al5Si5O20] · 6H2O

List of minerals for each chemical element

HHydrogen
H Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2O
H Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
H NatroliteNa2Al2Si3O10 · 2H2O
H Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
H GobbinsiteNa5(Si11Al5)O32 · 11H2O
H CowlesiteCaAl2Si3O10 · 6H2O
OOxygen
O Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2O
O Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
O NatroliteNa2Al2Si3O10 · 2H2O
O Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
O GobbinsiteNa5(Si11Al5)O32 · 11H2O
O CowlesiteCaAl2Si3O10 · 6H2O
NaSodium
Na Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2O
Na Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
Na NatroliteNa2Al2Si3O10 · 2H2O
Na Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Na GobbinsiteNa5(Si11Al5)O32 · 11H2O
AlAluminium
Al Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2O
Al Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
Al NatroliteNa2Al2Si3O10 · 2H2O
Al Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Al GobbinsiteNa5(Si11Al5)O32 · 11H2O
Al CowlesiteCaAl2Si3O10 · 6H2O
SiSilicon
Si Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2O
Si Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
Si NatroliteNa2Al2Si3O10 · 2H2O
Si Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Si GobbinsiteNa5(Si11Al5)O32 · 11H2O
Si CowlesiteCaAl2Si3O10 · 6H2O
CaCalcium
Ca Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Ca CowlesiteCaAl2Si3O10 · 6H2O

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
SHIMAZU, M., & MIZOTA, T. (1972). Levyne and erionite from Chojabaru, Iki Island, Nagasaki Prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 67(12), 418-424.


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