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Vorhauserite

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About VorhauseriteHide

Formula:
(Mg,Mn)3(Si2O5)(OH)4
Colour:
Brown, tan, dark brown
Lustre:
Resinous, Waxy, Greasy
Hardness:
3½ - 4
Name:
Named by Gustav Adolf Kenngott in 1856 from the type locality Monzoni Mountains, Fassa Valley, Trento Province, Trentino-Alto Adige, Italy in honor of Johann Vorhauser [Lueg am Brenner, Austria 1784 - September 5, 1865 Wilten, Austria], Austrian mine inspector and co-author of Die Mineralien Tirols (1852).
A variety of Antigorite

Medium to dark brown coloured variety of serpentine containing manganese.


Physical Properties of VorhauseriteHide

Resinous, Waxy, Greasy
Transparency:
Translucent
Colour:
Brown, tan, dark brown
Streak:
White
Hardness:
3½ - 4 on Mohs scale
Tenacity:
Flexible
Cleavage:
Distinct/Good
{001}
Fracture:
Irregular/Uneven

Chemical Properties of VorhauseriteHide

Formula:
(Mg,Mn)3(Si2O5)(OH)4

Common AssociatesHide

AndraditeCa3Fe3+2(SiO4)3
BementiteMn7Si6O15(OH)8
FrankliniteZn2+Fe3+2O4
HendricksiteK(Zn,Mg,Mn2+)3(AlSi3O10)(OH)2
Hyalophane(K,Ba)[Al(Si,Al)Si2O8]
Manganoan Calcite(Ca,Mn)CO3
Neotocite(Mn,Fe,Mg)SiO3 · H2O
RhodochrositeMnCO3
RhodoniteMn2+SiO3

Fluorescence of VorhauseriteHide

Not fluorescent

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 VorhauseriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Kenngott, Gustav Adolph, 1856, Vorhauserite. Mineralogisher Forschungen, p. 71.
Doelter, C., 1876, 4. Vorhauserite from the Pesmeda Ridge, Contributions to Mineralogy of the Fassathal and Fleimserthal, Jahrbuch fuer Mineralogie, p. 67-71.
Palache, C. (1935) The minerals of Franklin and Sterling Hill, Sussex County, New Jersey. U. S. Geological Survey Professional Paper 180, 135 pp.

Internet Links for VorhauseriteHide

Localities for VorhauseriteHide

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.
Italy
 
  • Trentino-Alto Adige (Trentino-Südtirol)
    • Trento Province
      • Fassa Valley
        • Monzoni Mts
Doelter, C., 1876, 4. Vorhauserite from the Pesmeda Ridge, Contributions to Mineralogy of the Fassathal and Fleimserthal, Jahrbuch fuer Mineralogie, p. 67-71.
USA
 
  • New Jersey
    • Sussex Co.
      • Franklin mining district
        • Franklin
Palche, C., 1935, The Minerals of franklin and Sterling Hill, Sussex County, New Jersey.
Mineral and/or Locality  
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