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Artsmithite

Big Photo

Funderburk prospect, Pike Co., Arkansas, USA
© 2007, JGW

Formula:
(Hg-Hg)
2+
2
Al[(OH)
 
1+3x
|(PO
 
4
)
 
2-x
] (x ≈ 0.26)
System:MonoclinicColour:Colorless
Name:For Mr. Arthur E. Smith Jr. (1935-2009), American petroleum geologist and mineral collector, who originally found the material.
This page provides mineralogical data about Artsmithite.

Classification of Artsmithite

IMA status:Approved 2002
Nickel-Strunz 10th (pending) edition ID:8.BO.40

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 Artsmithite

Type Locality:Funderburk prospect, Pike Co., Arkansas, USA
General Appearance of Type Material:Matted nest of fibrous to acicular crystals.
Geological Setting of type material:Fracture filling in Jackfork sandstone with other mercury minerals.

Physical Properties of Artsmithite

Lustre:Adamantine, Vitreous
Diaphaneity (Transparency):Transparent
Colour:Colorless
Streak:Off white to cream
Fracture:Irregular/Uneven
Density (calculated):6.37 g/cm3

Crystallography of Artsmithite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/b {B1 1 2/b} {C2/c} {C1 2/c 1}
Cell Parameters:a = 17.022Å, b = 9.074Å, c = 7.015Å
β = 101.2°
Ratio:a:b:c = 1.876 : 1 : 0.773
Unit Cell Volume:V 1062.9 ų
Z:4

Optical Data of Artsmithite

Type:Biaxial (+)
Dispersion:r

Chemical Properties of Artsmithite

Formula:
(Hg-Hg)
2+
2
Al[(OH)
 
1+3x
|(PO
 
4
)
 
2-x
] (x ≈ 0.26)
Essential elements:Al, H, Hg, O, P
All elements listed in formula:Al, H, Hg, O, P

Relationship of Artsmithite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.BO.05Nacaphite
Na
 
2
Ca[F|PO
 
4
]
8.BO.10Preisingerite
Bi
 
3
[O|OH|(AsO
 
4
)
 
2
]
8.BO.10Petitjeanite
Bi
 
3
[O|OH|(PO
 
4
)
 
2
]
8.BO.10Schumacherite
Bi
 
3
[O|OH|(VO
 
4
)
 
2
]
8.BO.15Atelestite
Bi
 
8
[O
 
5
|(OH)
 
5
|(AsO
 
4
)
 
3
]
8.BO.15Hechtsbergite
Bi
 
2
[O|OH|VO
 
4
]
8.BO.15Smrkovecite
Bi
 
2
[O|OH|PO
 
4
]
8.BO.20Kombatite
Pb
 
14
[O
 
9
|(VO
 
4
)
 
2
|Cl
 
4
]
8.BO.20Sahlinite
Pb
 
14
[O
 
9
|(AsO
 
4
)
 
2
|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-Hg)Hg
2+
 
[Cl|AsO
 
4
]
8.BO.45Schlegelite
Bi
 
7
[O
 
4
|(MoO
 
4
)
 
2
|(AsO
 
4
)
 
3
]

Other Names for Artsmithite

Synonyms:
IMA2002-039
Other Languages:
German:Artsmithit

Other Information

Fluorescence in UV light:none
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 Artsmithite

Reference List:Canadian Mineralogist (2003): 41:721-725.

Internet Links for Artsmithite

Search Engines:
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  • Look for Artsmithite on Wikipedia
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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Artsmithite in the Natural History Museum (London) online catalogue
  • Artsmithite details from Handbook of Mineralogy (PDF)
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    Localities for Artsmithite

    (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.
    USA
     
    • Arkansas
      • Pike Co.
    		Roberts, A.C. et al (2003), The Canadian Mineralogist: 41(3): 721-725.
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. 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. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 13th Nov 2009 16:44:13