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Bartholomite

Formula:
near Na
 
2
Fe(SO
 
4
)
 
2
(OH)·0.5H
 
2
O
Colour:Yellow.
Name:After the locality at St. Bartolomew Island, West Indies.


Probably identical with Sideronatrite or Metasideronatrite. Occurs as an alteration product of pyrite.

Originally reported from St Barthélemy (St. Bartholomew; St. Barts), Guadeloupe, Lesser Antilles, French West Indies.

Classification of Bartholomite

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Physical Properties of Bartholomite

Colour:Yellow.

Crystallography of Bartholomite

Morphology:Occurs as nodules comprised of small needles.

Chemical Properties of Bartholomite

Formula:
near Na
 
2
Fe(SO
 
4
)
 
2
(OH)·0.5H
 
2
O
Essential elements:Fe, H, Na, O, S
All elements listed in formula:Fe, H, Na, O, S

Other Names for Bartholomite

German names:
Bartholomit
Spanish names:
Bartholomita

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 Bartholomite

Reference List:Cleve (1870) Ak. Stockholm, Handl.: 9 [12]: 31.

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.: 604.

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    Localities for Bartholomite

    (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.
    French West Indies
     
    • Lesser Antilles
      • Guadeloupe
    		Cleve (1870) Ak. Stockholm, Handl.: 9 [12]: 31; 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: 604.
    USA
     
    • Arkansas
    		Jay Ellis Ransom,1974, Gems and Minerals of America
    Mineral and/or Locality
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