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Tanohataite

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Formula:
LiMn
 
2
(HSi
 
3
O
 
9
)
System:Triclinic
Member of:Wollastonite Group
Name:Named for the type locality.
Isostructural with:Wollastonite


Wollastonite Group.

Classification of Tanohataite

IMA status:Approved 2007
mindat.org URL:http://www.mindat.org/min-32664.html
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Type Occurrence of Tanohataite

Type Locality:Matsumaezawa pit, Tanohata mine, Shimohei-gun, Iwate Prefecture, Tohoku Region, Honshu Island, Japan
Geological Setting of type material:metasedimentary

Crystallography of Tanohataite

Crystal System:Triclinic
Class (H-M):1 - Pinacoidal
Space Group:P1
Cell Parameters:a = 7.612Å, b = 7.038Å, c = 6.700Å
α = 90.23°, β = 94.70°, γ = 105.26°
Ratio:a:b:c = 1.082 : 1 : 0.952
Unit Cell Volume:V 345.00 ų (Calculated from Unit Cell)

Chemical Properties of Tanohataite

Formula:
LiMn
 
2
(HSi
 
3
O
 
9
)
Essential elements:H, Li, Mn, O, Si
All elements listed in formula:H, Li, Mn, O, Si

Relationship of Tanohataite to other Species

Member of:Wollastonite Group
Other Members of Group:

- +
Bustamite
CaMn
2+
 
(Si
 
2
O
 
6
)
Ferrobustamite
Ca(Fe
2+
 
,Ca,Mn
2+
 
)(Si
 
2
O
 
6
)
Pectolite
NaCa
 
2
(HSi
 
3
O
 
9
)
Sérandite
Na(Mn
2+
 
,Ca)
 
2
(HSi
 
3
O
 
9
)
Wollastonite
CaSiO
 
3

Other Names for Tanohataite

Synonyms:
IMA2007-019
Other Languages:
Japanese:田野畑石

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Tanohataite

Reference List:

- +
Approved in 2007 (IMA2007-019)

Internet Links for Tanohataite

Search Engines:
  • Look for Tanohataite on Google
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    • External Links:
  • Look for Tanohataite on Webmineral
  • Look for Tanohataite on Athena Mineralogy
  • Look for Tanohataite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Mineral Dealers:
  • webminerals
  • Find Tanohataite on www.crystalclassics.co.uk
  • Edwards Minerals - Fine Specimens
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  • Search for Tanohataite from all mineral dealers at minfind.com
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    • Localities for Tanohataite

    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Japan
     
    • Honshu Island
      • Tohoku Region
        • Iwate Prefecture
          • Shimohei-gun
            • Tanohata mine
    		IMA website
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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