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Gravegliaite

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About GravegliaiteHide

Formula:
Mn2+SO3 · 3H2O
Crystal System:
Orthorhombic
Name:
Named for the Graveglia Valley, Italy, where the type locality is found.
Stoichiometry similar to that of albertiniite, an iron sulfite trihydrate, but different structure.


Classification of GravegliaiteHide

Approved
Approval Year:
1990
First Published:
1991
4.JE.05

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
E : Sulfites
Dana 7th ed.:
34.2.4.2
34.2.5.2

34 : SELENITES, TELLURITES AND SULFITES
2 : A(XO3)·xH2O
27.1.3

27 : Sulphites, Chromates, Molybdates and Tungstates
1 : Sulphites

Optical Data of GravegliaiteHide

Type:
Biaxial (+)
RI values:
nα = 1.590 nβ = 1.596 nγ = 1.636
2V:
Measured: 41° to 43°, Calculated: 44°
Max Birefringence:
δ = 0.046
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v distinct

Chemical Properties of GravegliaiteHide

Formula:
Mn2+SO3 · 3H2O
IMA Formula:
Mn2+(S4+O3) · 3H2O

Crystallography of GravegliaiteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 9.76 Å, b = 5.63 Å, c = 9.55 Å
Ratio:
a:b:c = 1.734 : 1 : 1.696
Unit Cell V:
524.76 ų (Calculated from Unit Cell)

Type Occurrence of GravegliaiteHide

Reference:
Basso, R., Lecchetti, G., Palenzona, A. (1991) Gravegliaite, MnSO3·3H2O, a new mineral from Val Graveglia (Northern Apennines, Italy). Zeitschrift für Kristallographie: 197: 97-106.

Synonyms of GravegliaiteHide

Other Language Names for GravegliaiteHide

Related Minerals - Nickel-Strunz GroupingHide

4.JE.XAlbertiniiteFe2+(SO3)·3H2OMon. 2/m
4.JE.10HannebachiteCaSO3 · H2OOrth. mmm (2/m 2/m 2/m)
4.JE.15OrschalliteCa3(SO3)2(SO4) · 12H2OTrig. 3m (3 2/m) : R3c
4.JE.20ScotlanditePbSO3Mon. 2/m

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

34.2.5.1HannebachiteCaSO3 · H2OOrth. mmm (2/m 2/m 2/m)

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

27.1.1HannebachiteCaSO3 · H2OOrth. mmm (2/m 2/m 2/m)
27.1.2ScotlanditePbSO3Mon. 2/m

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 GravegliaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Basso, R., Lecchetti, G., Palenzona, A. (1991) Gravegliaite, MnSO3·3H2O, a new mineral from Val Graveglia (Northern Apennines, Italy). Zeitschrift für Kristallographie: 197: 97-106.
Jambor, J.L. (1992) New mineral names. American Mineralogist: 77: 670-675.
New Minerals (1997), New Minerals 1990-1994.

Internet Links for GravegliaiteHide

Localities for GravegliaiteHide

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 (TL)
 
  • Liguria
    • Genova Province
      • Ne
        • Graveglia Valley
          • Reppia
[Zeit.Krist.(1991) 197, 97-106; MinRec 32:354]
Luxembourg
 
  • Diekirch District
    • Wincrange
http://www.mnhn.lu/recherche/ferrantia/publications/Ferrantia49.pdf
Tanzania
 
  • Manyara Region
    • Simanjiro District
      • Lelatema Mts
Gunnar Färber
Mineral and/or Locality  
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