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Kusachiite

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Formula:
CuBi2O4
Colour:
Black
Lustre:
Metallic
Hardness:
4½
Crystal System:
Tetragonal
Name:
Named in 1995 by Chiyoko Henmi in honor of Dr Isao Kusachi (September 14, 1942 - ), Department of Earth Sciences, Faculty of Education, Okayama University, in recognition of his work on skarn minerals from Fuka.
This page provides mineralogical data about Kusachiite.


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Classification of KusachiiteHide

IMA status:
Approved
First Published:
1995
Strunz 8th ed.:
4/B.06-15
Nickel-Strunz 10th (pending) ed.:
4.JA.20

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
A : Arsenites, antimonites, bismuthites; without additional anions, without H2O
Dana 8th ed.:
7.2.6.1

7 : MULTIPLE OXIDES
2 : AB2X4

Physical Properties of KusachiiteHide

Lustre:
Metallic
Colour:
Black
Streak:
Black
Hardness:
4½ on Mohs scale

Chemical Properties of KusachiiteHide

Formula:
CuBi2O4
IMA Formula:
Cu2+Bi3+2O4
Elements listed:
Bi, Cu, O - search for minerals with similar chemistry

Crystallography of KusachiiteHide

Crystal System:
Tetragonal
Cell Parameters:
a = 8.51 Å, c = 5.82 Å
Ratio:
a:c = 1 : 0.684
Unit Cell V:
421.48 ų (Calculated from Unit Cell)

Type Occurrence of KusachiiteHide

Synonyms of KusachiiteHide

Other Language Names for KusachiiteHide

German:Kusachiit
Japanese:草地鉱
Spanish:Kusachiita

Related Minerals - Nickel-Strunz GroupingHide

4.JA.05LeiteiteZn(As2O4)Mon. 2/m : P21/b
4.JA.10ReineriteZn3(AsO3)2Orth.
4.JA.15KaribibiteFe3+3(As3+O2)4(As3+2O5)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
4.JA.20SchafarzikiteFe2+Sb3+2O4Tet. 4/mmm (4/m 2/m 2/m) : P42/mbc
4.JA.20TrippkeiteCu2+As3+2O4Tet. 4/mmm (4/m 2/m 2/m) : P42/mbc
4.JA.25ApuaniteFe2+Fe3+4Sb3+4O12STet. 4/mmm (4/m 2/m 2/m) : P42/mbc
4.JA.30VersiliaiteFe2Fe4Sb6O16SOrth.
4.JA.35SchneiderhöhniteFe2+Fe3+3As3+5O13Tric. 1 : P1
4.JA.40Zimbabweite(Na,K)2PbAs4(Ta,Nb,Ti)4O18Orth.
4.JA.45LudlockitePbFe3+4As3+10O22Tric. 1 : P1
4.JA.50PaulmooreitePb2[As2O5]Mon. 2/m : P21/b
4.JA.55StibivaniteSb2VO5Orth.
4.JA.60Chadwickite(UO2)[HAsO3]Tet.

Related Minerals - Dana Grouping (8th Ed.)Hide

7.2.6.2IwakiiteMn2+Fe3+2O4Tet. 4/mmm (4/m 2/m 2/m) : I41/amd

Other InformationHide

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 KusachiiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Henmi, C. (1995) Kusachiite, CuBi2O4, a new mineral from Fuka, Okayama Prefecture, Japan. Mineralogical Magazine: 59: 545-548.
Mandarino, J. (1996) Abstracts of New Mineral Descriptions (Department). Mineralogical Record: 27: 4: 301-306.

Internet Links for KusachiiteHide

Localities for KusachiiteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Japan (TL)
 
  • Honshu Island
    • Chugoku Region
      • Okayama Prefecture
        • Takahashi City
          • Bicchu-cho (Bitchu-cho)
            • Fuka
Henmi, C. (1995) Kusachiite, CuBi2O4, a new mineral from Fuka, Okayama Prefecture, Japan. Mineralogical Magazine: 59: 545-548; Mandarino, J. (1996) Abstracts of New Mineral Descriptions (Department). Mineralogical Record: 27: 4: 301-306
Mineral and/or Locality  
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