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Hechtsbergite

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Hechtsberg quarry, Hausach, Black Forest, Baden-Württemberg, Germany
© Stephan Wolfsried

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Formula:
Bi
 
2
(VO
 
4
)O(OH)
System:MonoclinicLustre:Adamantine
Hardness:4½
Member of:Atelestite Group
Name:Named after the locality.


Atelestite Group.

Classification of Hechtsbergite

IMA status:Approved
Strunz 8th edition ID:7/B.30-03
Nickel-Strunz 10th (pending) edition ID:8.BO.15

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
O : With only large cations, (OH, etc.):RO4 about 1:1
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Type Occurrence of Hechtsbergite

Type Locality:Hechtsberg quarry, Hausach, Black Forest, Baden-Württemberg, Germany

Physical Properties of Hechtsbergite

Lustre:Adamantine
Hardness (Mohs):4½

Crystallography of Hechtsbergite

Crystal System:Monoclinic

Optical Data of Hechtsbergite

Type:Biaxial (+)
RI values: nα = 2.260 nβ = 2.270 nγ = 2.300
Maximum Birefringence:δ = 0.040

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Dispersion:relatively strong

Chemical Properties of Hechtsbergite

Formula:
Bi
 
2
(VO
 
4
)O(OH)
Essential elements:Bi, H, O, V
All elements listed in formula:Bi, H, O, V

Relationship of Hechtsbergite to other Species

Member of:Atelestite Group
Other Members of Group:

- +
Atelestite
Bi
 
2
(AsO
 
4
)O(OH)
Smrkovecite
Bi
 
2
(PO
 
4
)O(OH)
Related Minerals - Nickel-Strunz Grouping):

- +
8.BO.05Nacaphite
Na
 
2
Ca(PO
 
4
)F
8.BO.10Preisingerite
Bi
 
3
(AsO
 
4
)
 
2
O(OH)
8.BO.10Petitjeanite
Bi
 
3
(PO
 
4
)
 
2
O(OH)
8.BO.10Schumacherite
Bi
 
3
(VO
 
4
)
 
2
O(OH)
8.BO.15Atelestite
Bi
 
2
(AsO
 
4
)O(OH)
8.BO.15Smrkovecite
Bi
 
2
(PO
 
4
)O(OH)
8.BO.20Kombatite
Pb
 
14
(VO
 
4
)
 
2
O
 
9
Cl
 
4
8.BO.20Sahlinite
Pb
 
14
(AsO
 
4
)
 
2
O
 
9
Cl
 
4
8.BO.25Heneuite
CaMg
 
5
(CO
 
3
)(PO
 
4
)
 
3
(OH)
8.BO.30Nefedovite
Na
 
5
Ca
 
4
(PO
 
4
)
 
4
F
8.BO.35Kuznetsovite
(Hg
+
2
)Hg
2+
 
(AsO
 
4
)Cl
8.BO.40Artsmithite
(Hg
+
2
)
 
2
Al(PO
 
4
)
 
1.74
(OH)
 
1.78
8.BO.45Schlegelite
Bi
 
7
(AsO
 
4
)
 
3
(MoO
 
4
)
 
2
O
 
4

Other Names for Hechtsbergite

Synonyms:
IMA1995-050
Other Languages:
German:Hechtsbergit
Russian:Хехтсбергит
Spanish:Hechtsbergita

Other Information

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

References for Hechtsbergite

Reference List:

- +
Mineralogical Record: 29: 471.

Krause, W., Bernhardt, H.-J., Blaß, G., Effenberger, H., Graf, H.-W. (1997): Hechtsbergite, Bi2O(OH)(VO4), a new mineral from the Black Forest, Germany. Neues Jahrbuch für Mineralogie, Monatshefte (1997), 271-287.

Internet Links for Hechtsbergite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
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    • Localities for Hechtsbergite

    The 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.
    Hide Locality List
    (TL) indicates type locality. ? 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.
    Brazil
     
    • Minas Gerais
      • Conceição do Mato Dentro
        • São José de Brejaúba (São José de Bryamba)
    		[MinRec 32:416]
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Karlovy Vary Region
        • Mariánské Lázně (Marienbad)
          • Slavkovský Les Mts
    		Ridkosil, T., Sejkora, J., Srein, V. (1996): Smrkovecite, monoclinic Bi2O(OH)(PO4), a new mineral of the atelestite group. Neues Jahrb.Mineral., Mh., 1996, 97-102
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Hausach
    		Krause, W., Bernhardt, H.-J., Blaß, G., Effenberger, H., Graf, H.-W. (1997): Hechtsbergite, Bi2O(OH)(VO4), a new mineral from the Black Forest, Germany. N. Jb. Mineral. Mh. 1997, 271-287.
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		U. Kolitsch, G. Blaß, H.-W. Graf und J. Gröbner (2004): Neufunde aus der Grube Clara im mittleren Schwarzwald. Lapis 29 (2) 18-23; 50. (in German)
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 18th Jun 2011 12:56:19
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