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Wakabayashilite

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Dr. Yaichiro Wakabayashi
Formula:
(As,Sb)6As4S14
System:
Orthorhombic
Colour:
Lemon-yellow to ...
Lustre:
Resinous
Hardness:
Name:
Named after Yaichiro Wakabayashi (30 August 1874, Kanazawa, Ishikawa Prefecture, Japan - 1943, Tokyo, Japan), mineralogist, Mitsubishi Mining Company (Japan). The mineral was discovered in his collection.


This page provides mineralogical data about Wakabayashilite.


Classification of Wakabayashilite

Approved
Approval Year:
1969
First Published:
1970
2.FA.40

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
F : Sulfides of arsenic, alkalies; sulfides with halide, oxide, hydroxide, H2O
A : With As, (Sb), S
2.11.4.1

2 : SULFIDES
11 : AmBnXp, with (m+n):p = 2:3
3.7.12

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
7 : Sulphides etc. of V, As, Sb and Bi

Physical Properties of Wakabayashilite

Resinous
Diaphaneity (Transparency):
Translucent
Comment:
Silky as fibers, resinous as single crystals
Colour:
Lemon-yellow to orange-yellow
Streak:
Orange-yellow
Hardness (Mohs):
Tenacity:
Flexible
Cleavage:
Perfect
Density:
3.98 g/cm3 (Measured)    4.06 g/cm3 (Calculated)

Chemical Properties of Wakabayashilite

IMA Formula:
(As,Sb)6As4S14
Elements listed in formula:

Crystallography of Wakabayashilite

Crystal System:
Orthorhombic
Class (H-M):
mm2 - Pyramidal
Space Group:
Pna21
Cell Parameters:
a = 25.262 Å, b = 14.563 Å, c = 6.492 Å
Ratio:
a:b:c = 1.735 : 1 : 0.446
Unit Cell Volume:
V 2388.4 ų
Z:
4
Twinning:
Reticular merohedry
X-Ray Powder Diffraction Data:
d-spacingIntensity
6.28 (100)
3.488 (80)
4.78 (70)
3.239 (40)
3.078 (40)
2.423 (40)
1.590 (40)

Type Occurrence of Wakabayashilite

General Appearance of Type Material:
Felt-like aggregates of fibers.
Place of Conservation of Type Material:
National Science Museum, Tokyo, Japan, MA5635.
National Museum of Natural History, Washington, D.C., USA, C252, 98012, 94600.
Associated Minerals at Type Locality:

Relationship of Wakabayashilite to other Species

Common Associates:
2.FA.AnorpimentAs2S3
2.FA.BonazziiteAs4S4
2.FA.05DuranusiteAs4S
2.FA.10DimorphiteAs4S3
2.FA.15bPararealgarAs4S4
2.FA.15aRealgarAsS
2.FA.15dUM1970-18-S:AsAs4S4
2.FA.20AlacrániteAs8S9
2.FA.25UzoniteAs4S5
2.FA.30LaphamiteAs2Se3
2.FA.30OrpimentAs2S3
2.FA.35GetchelliteSbAsS3
3.7.1PatróniteVS4
3.7.2DuranusiteAs4S
3.7.3DimorphiteAs4S3
3.7.4RealgarAsS
3.7.5PararealgarAs4S4
3.7.6AlacrániteAs8S9
3.7.7UzoniteAs4S5
3.7.8OrpimentAs2S3
3.7.9Jeromite
3.7.10LaphamiteAs2Se3
3.7.11GetchelliteSbAsS3
3.7.13PääkköneniteSb2AsS2
3.7.14StibniteSb2S3
3.7.15MetastibniteSb2S3
3.7.16TellurantimonySb2Te3
3.7.17BismuthiniteBi2S3
3.7.18NevskiteBi(Se,S)
3.7.19GuanajuatiteBi2Se3
3.7.21IkunoliteBi4S3
3.7.22LaitakariteBi4Se3
3.7.23PoubaitePbBi2(Se,Te,S)4
3.7.24TellurobismuthiteBi2Te3
3.7.25SoučekiteCuPbBi(S,Se)3
3.7.26TsumoiteBiTe
3.7.27PilseniteBi4Te3
3.7.28HedleyiteBi7Te3
3.7.29TetradymiteBi2Te2S
3.7.30JoséiteBi4TeS2
3.7.31Joséite-BBi4Te2S
3.7.32IngoditeBi2TeS
3.7.33SulphotsumoiteBi3Te2S
3.7.34KawazuliteBi2Te2Se
3.7.36SkippeniteBi2Se2Te
3.7.37KochkaritePbBi4Te7
3.7.38RucklidgeitePbBi2Te4
3.7.39AleksitePbBi2Te2S2
3.7.40JunoiteCu2Pb3Bi8S16

Other Names for Wakabayashilite

Name in Other Languages:

Other Information

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

References for Wakabayashilite

Reference List:
Kato, A., Sakurai, K., Ohsumi, K. (1970) Wakabayashilite (As,Sb)11S18. in Introduction to Japanese Minerals, Geological Survey of Japan: 39: 92-93.

Fleischer, M. (1972) New mineral names. American Mineralogist: 57: 1311-1317.

Scott, J.D., Nowacki, W. (1975) New data on wakabayashilite. The Canadian Mineralogist: 13: 418-419.

Bonazzi, P., Lampronti, G.I., Bindi, L., Zandari, S. (2005) Wakabayashilite, [(As,Sb)6S9][As4S5]: crystal structure, psuedosymmetry, twinning, and revised chemical formula. American Mineralogist: 90: 1108-1114.

Bonazzi, P., Bindi, L. (2008) A crystallographic review of arsenic sulfides: Effects of chemical variations and changes induced by exposure to light. Zeitschrift für Kristallographie: 223: 132-147.

Bindi, L., Bonazzi, P., Zoppi, M., Spry, P.G. (2014) Chemical variability in wakabayashilite: a real feature or an analytical artifact?. Mineralogical Magazine: 78: 693-702.

Internet Links for Wakabayashilite

mindat.org URL:
https://www.mindat.org/min-4232.html
Please feel free to link to this page.
Specimens:
The following Wakabayashilite specimens are currently listed for sale on minfind.com.

Localities for Wakabayashilite

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Chile
 
  • Atacama Region
    • Chañaral Province
      • Diego de Almagro
Econ Geol (1991) 86:1287-1300
China
 
  • Guangxi Zhuang Autonomous Region
    • Hechi Prefecture
      • Jinchengjiang District
        • Beixiang - Furongchang ore field
Baogui Zhang (1985): Acta Mineralogica Sinica 5(3), 270-274
  • Guizhou Province
    • Qiannan Autonomous Prefecture
      • Huishui Co.
Xianxiao Xiong (2000): Acta Geologica Sinica (English Edition) 74(3), 618-622
    • Qianxi'nan Autonomous Prefecture
      • Ceheng Co.
Xianxiao Xiong (2000): Acta Geologica Sinica (English Edition) 74(3), 618-622
  • Yunnan Province
    • Chuxiong Autonomous Prefecture
      • Nanhua Co.
Xianxiao Xiong (2000): Acta Geologica Sinica (English Edition) 74(3), 618-622
France
 
  • Provence-Alpes-Côte d'Azur
    • Hautes-Alpes
      • La Chapelle-en-Valgaudemar (La Chapelle-en-Valgaudémar)
Am Min 90:1108-1114; Johan, Z. & Mantienne, J. (2000): Thallium-rich mineralization at Jas Roux, Hautes-Alpes, France: a complex epithermal, sediment-hosted, ore-forming system. J. Czech Geol. Soc. 45, 63-77.
Georgia
 
  • Racha-Lochkhumi-Kvemo Svaneti Region
    • Mestia-Racha District
Am Min 90:1108-1114
Japan (TL)
 
  • Honshu Island
    • Kanto region
      • Gunma Prefecture
Introd.Japan.Min.,Geol.Surv.Japan (1970) 92-93; Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990; 松原聰, & 宮脇律郎. (2005). 群馬県西ノ牧鉱山産パラ鶏冠石とアラクラン石. Bulletin of the National Science Museum. Series C, Geology & paleontology, 31, 1-6.
Kyrgyzstan
 
  • Osh Oblast
    • Alai Range (Alay Range)
[Lapis 1993:11 p11-24]
      • Fergana Valley
[Lapis 11:11-24]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Bindi, L., Pratesi, G., Muniz-Miranda, M., Zoppi, M., Chelazzi, L., Lepore, G. O., & Menchetti, S. (2015). From ancient pigments to modern optoelectronic applications of arsenic sulfides: bonazziite, the natural analogue of β-As4S4 from Khaidarkan deposit, Kyrgyzstan. Mineralogical Magazine, 79(1), 121-131.
Malaysia
 
  • Borneo
    • Sarawak
      • Kuching
        • Bau
Rolf Luetcke collection (ex- Richard Gillespie collection)
Russia
 
  • Eastern-Siberian Region
    • Sakha Republic (Saha Republic; Yakutia)
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
  • Urals Region
    • Middle Urals
      • Sverdlovskaya Oblast'
        • Krasnotur'insk (Bogolovsk; Krasnoturjinsk; Krasnoturyinsk)
          • Turya river
            • Tur'insk
Mikhail Tsyganko
USA
 
  • Nevada
    • Humboldt Co.
      • Osgood Mts
        • Potosi District
          • Adam Peak
NBMG Spec. Pub. 31 Minerals of Nevada
    • Mineral Co.
      • Rawhide District
NBMG Spec. Pub. 31 Minerals of Nevada
    • Nye Co.
      • Toquima Range
        • Manhattan District
          • Manhattan
            • Black Mammoth Hill
NBMG Spec Pub 31 Minerals of Nevada
Mineralogical Record 16:86
Mineral and/or Locality  
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