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Sakihama pegmatite, Ofunato City, Iwate, Japani
Regional Level Types
Sakihama pegmatite- not defined -
Ofunato CityCity
IwatePrefecture
JapanCountry

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Latitude & Longitude (WGS84):
39° 6' 0'' North , 141° 52' 58'' East
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Ōfunato35,418 (2017)14.7km
Kamaishi43,107 (2017)19.7km
Ōtsuchi16,497 (2017)29.7km
Tōno26,781 (2017)38.6km
Yamada20,144 (2017)41.2km


Lithium pegmatite

Regions containing this locality

Okhotsk PlateTectonic Plate
Honshu Island, JapanIsland

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


6 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Elbaite
Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Yohei Shirose, Seiichiro Uehara (2018) The occurrences and mineralogical properties of fibrous tourmaline from Japan. in abstracts of the 22nd IMA Meeting Melbourne p 499
Masutomilite
Formula: (K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
Reference: Yohei Shirose, Seiichiro Uehara (2017) Chemical compositions of tourmaline in Li pegmatite from Sakihama, Myokenzan, Nagatare, and Okueyama, Japan. JpGU-AGU Joint Meeting 2017
Milarite
Formula: K2Ca4Al2Be4Si24O60 · H2O
Reference: Matsuyama & Kobayashi (1994) Chigaku Kenkyu, 43, 77-82.
Olenite
Formula: Na(Al3)Al6(Si6O18)(BO3)3O3(OH)
Reference: Matsuyama and Kobayashi (1995) Chigaku Kenkyu, 44, 3-9.
Quartz
Formula: SiO2
Reference: Yohei Shirose, Seiichiro Uehara (2017) Chemical compositions of tourmaline in Li pegmatite from Sakihama, Myokenzan, Nagatare, and Okueyama, Japan. JpGU-AGU Joint Meeting 2017
Tsilaisite
Formula: Na(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Yohei Shirose, Seiichiro Uehara (2018) The occurrences and mineralogical properties of fibrous tourmaline from Japan. in abstracts of the 22nd IMA Meeting Melbourne p 499

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 9 - Silicates
Elbaite9.CK.05Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Masutomilite9.EC.20(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
Milarite9.CM.05K2Ca4Al2Be4Si24O60 · H2O
Olenite9.CK.05Na(Al3)Al6(Si6O18)(BO3)3O3(OH)
Tsilaisite9.CK.05Na(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)

List of minerals arranged by Dana 8th Edition classification

Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with borate groups
Elbaite61.3.1.8Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Olenite61.3.1.7Na(Al3)Al6(Si6O18)(BO3)3O3(OH)
Group 63 - CYCLOSILICATES Condensed Rings
Condensed Rings (Milarite - Osumilite group)
Milarite63.2.1a.12K2Ca4Al2Be4Si24O60 · H2O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Masutomilite71.2.2b.12(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Tsilaisite-Na(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)

List of minerals for each chemical element

HHydrogen
H ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
H TsilaisiteNa(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
H Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
H OleniteNa(Al3)Al6(Si6O18)(BO3)3O3(OH)
H MilariteK2Ca4Al2Be4Si24O60 · H2O
LiLithium
Li ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Li Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
BeBeryllium
Be MilariteK2Ca4Al2Be4Si24O60 · H2O
BBoron
B ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
B TsilaisiteNa(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
B OleniteNa(Al3)Al6(Si6O18)(BO3)3O3(OH)
OOxygen
O ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
O TsilaisiteNa(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
O Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
O QuartzSiO2
O OleniteNa(Al3)Al6(Si6O18)(BO3)3O3(OH)
O MilariteK2Ca4Al2Be4Si24O60 · H2O
FFluorine
F Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
NaSodium
Na ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Na TsilaisiteNa(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
Na OleniteNa(Al3)Al6(Si6O18)(BO3)3O3(OH)
AlAluminium
Al ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Al TsilaisiteNa(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
Al Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
Al OleniteNa(Al3)Al6(Si6O18)(BO3)3O3(OH)
Al MilariteK2Ca4Al2Be4Si24O60 · H2O
SiSilicon
Si ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Si TsilaisiteNa(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
Si Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
Si QuartzSiO2
Si OleniteNa(Al3)Al6(Si6O18)(BO3)3O3(OH)
Si MilariteK2Ca4Al2Be4Si24O60 · H2O
KPotassium
K Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2
K MilariteK2Ca4Al2Be4Si24O60 · H2O
CaCalcium
Ca MilariteK2Ca4Al2Be4Si24O60 · H2O
MnManganese
Mn TsilaisiteNa(Mn2+)3Al6(Si6O18)(BO3)3(OH)3(OH)
Mn Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Late Paleozoic
251.902 - 358.9 Ma



ID: 3186244
Paleozoic sedimentary rocks

Age: Phanerozoic (251.902 - 358.9 Ma)

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Nobuo Shimoda (1953) II. On the Pegmatite of Sakihama, Okirai-mura, Kese-gun, Iwate Prefecture, Nippon kagaku zassi, 1953, Volume 74, Issue 11, Pages 881-884.
Yohei Shirose, Seiichiro Uehara (2018) The occurrences and mineralogical properties of fibrous tourmaline from Japan. in abstracts of the 22nd IMA Meeting Melbourne p 499


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