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Haapalaite

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About HaapalaiteHide

Formula:
(Fe2+,Ni)2(Mg,Fe2+)1.61S2(OH)3.22
Colour:
Bronze-red to light brown
Lustre:
Metallic
Hardness:
1
Specific Gravity:
3.57 (Calculated)
Crystal System:
Hexagonal
Name:
Named in 1973 by Maija Huhma, Yrjo Vuorelainen, Tauno Aulis Hakli, and Heikki Papunen in honor of Paavo Haapala August 19, 1906 Finland - November 6, 2002 Finland], chief mining geologist and eventually vice-president at Nickel in the Petsamo District, later chief geologist for the Cerro de Pasco Corporation in Peru, and at Outokumpu Oy, Finland.

Classification of HaapalaiteHide

Approved
2.FD.30

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
D : With O, OH, H2O
Dana 7th ed.:
2.14.3.1
2.14.3.1

2 : SULFIDES
14 : Hydroxysulfides and Hydrated Sulfides
4.9

4 : Oxysulphides

Physical Properties of HaapalaiteHide

Metallic
Transparency:
Opaque
Colour:
Bronze-red to light brown
Hardness:
Hardness:
VHN3=9 - 11 kg/mm2 - Vickers
Density:
3.57 g/cm3 (Calculated)

Optical Data of HaapalaiteHide

Type:
Anisotropic
Anisotropism:
Very strong - bronze-gray to grayish white
Colour in reflected light:
Brown
Pleochroism:
Visible
Comments:
Light brown to grayish brown

Chemical Properties of HaapalaiteHide

Formula:
(Fe2+,Ni)2(Mg,Fe2+)1.61S2(OH)3.22
IMA Formula:
2[(Fe,Ni)S] · 1.61[(Mg,Fe)(OH)2]
Common Impurities:
Cu,Co,Ca,Al

Crystallography of HaapalaiteHide

Crystal System:
Hexagonal
Cell Parameters:
a = 3.64(2) Å, c = 34.02(2) Å
Ratio:
a:c = 1 : 9.346
Unit Cell V:
390.36 ų (Calculated from Unit Cell)
Morphology:
Thin scales

Type Occurrence of HaapalaiteHide

Synonyms of HaapalaiteHide

Other Language Names for HaapalaiteHide

German:Haapalait
Simplified Chinese:叠羟镁硫镍矿
Spanish:Haapalaita

Relationship of Haapalaite to other SpeciesHide

Other Members of this group:
Ekplexite(Nb,Mo,W)S2·(Mg1-xAlx)(OH)2+xTrig.
FerrotochiliniteFe2+6(Fe2+,Mg)5S6(OH)10Mon.
Ferrovalleriite2(Fe,Cu)S·1.5Fe(OH)2 Trig.
TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6Hex.
Yushkinite(Mg,Al)V4+S2(OH)2Hex.

Related Minerals - Nickel-Strunz GroupingHide

2.FD.UKI-2004-(OS:BiCuPb)PbCu4Bi4S2O16 (?)Tet.
2.FD.05KermesiteSb2S2OTric. 1 : P1
2.FD.10Viaeneite(Fe,Pb)4S8OMon.
2.FD.20ErditeNaFeS2 · 2H2OMon. 2/m : B2/b
2.FD.25CoyoteiteNaFe3S5 · 2H2OTric.
2.FD.30Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6Hex.
2.FD.30Yushkinite(Mg,Al)V4+S2(OH)2Hex.
2.FD.35TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
2.FD.40WilhelmramsayiteCu3FeS3·2H2OOrth. mmm (2/m 2/m 2/m) : Pmmm
2.FD.45VyalsoviteFeCaAlS(OH)5Orth.
2.FD.50BazhenoviteCa8S2(S3)(S2O3)(OH)12 · 20H2OMon. 2/m : P21/b

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

2.14.3.2Yushkinite(Mg,Al)V4+S2(OH)2Hex.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

4.1BazhenoviteCa8S2(S3)(S2O3)(OH)12 · 20H2OMon. 2/m : P21/b
4.2KermesiteSb2S2OTric. 1 : P1
4.3SarabauiteCaSb3+10S6O10Mon. 2/m : B2/b
4.4SchöllhorniteNa0.3CrS2 · H2OTrig.
4.5Yushkinite(Mg,Al)V4+S2(OH)2Hex.
4.6VyalsoviteFeCaAlS(OH)5Orth.
4.7Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6Hex.
4.8TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
4.10ApuaniteFe2+Fe3+4Sb3+4O12STet. 4/mmm (4/m 2/m 2/m) : P42/mbc
4.11VersiliaiteFe2Fe4Sb6O16SOrth.

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 HaapalaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist: 58: 1111-1112.

Internet Links for HaapalaiteHide

Localities for HaapalaiteHide

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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - 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.
Australia
 
  • Tasmania
    • West Coast municipality
      • Zeehan district
Bottrill, R. S., & Baker, W. E. (2008). A Catalogue of the Minerals of Tasmania. Rosny Park, Tasmania: Mineral Resources Tasmania.
Finland
 
  • Eastern Finland Region
    • Kaavi
Huhma, M.; Vuorelainen, Y.; Häkli T.A.& Papunen Heikki (1973): Haapalaite, a new nickel-iron sulphide of the vallerite type from eastern Finland. Bulletin of the Geological Society of Finland, 45 (2), 103-106.
    • Outokumpu Cu-Co-Zn-Ni-Ag-Au ore field
Bul. Geol. Soc. Fin. 45 (1973)
Japan
 
  • Honshu Island
    • Chubu Region
      • Gifu Prefecture
        • Takayama City
Matsubara et al (1991) Chigaku Kenkyu, 40, 127-133.
Mineral and/or Locality  
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