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Variscite Group

Formula:
A(XO
 
4
)·2H
 
2
O where A = Fe
3+
 
, Al; X = P, As


Orthorhombic arsenates and phosphates. Members of the group are isostructural. Phosphate members are isodimorphous with the members of the monoclinic Metavariscite Group.

Classification of Variscite Group

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Chemical Properties of Variscite Group

Formula:
A(XO
 
4
)·2H
 
2
O where A = Fe
3+
 
, Al; X = P, As

Relationship of Variscite Group to other Species

Minerals in Group:
Mansfieldite:
AlAsO
 
4
·2H
 
2
O
Scorodite:
Fe
3+
 
AsO
 
4
·2H
 
2
O
Strengite:
FePO
 
4
·2H
 
2
O
Variscite:
AlPO
 
4
·2H
 
2
O
Variscite:
AlPO
 
4
·2H
 
2
O

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 Variscite Group

Reference List:Strunz and Sztrókay (1939) Zentralblatt Mineralien: 272.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 756.

Internet Links for Variscite Group

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  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Find Variscite Group on www.crystalclassics.co.uk
  • Buy Fine Minerals from mineralsweb.com
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Rare and Unusual minerals at Mineralogical Research Company
  • Wilensky Fine Minerals
  • Edwards Minerals - Fine Specimens
  • Fabre Minerals - search for Variscite Group specimens
  • SpiriferMinerals.com - high quality specimens
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