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Artsmithite

This page kindly sponsored by Excalibur Minerals
Big Photo

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




Formula:
(Hg
+
2
)
 
2
Al(PO
 
4
)
 
1.74
(OH)
 
1.78
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
+
2
)
 
2
Al(PO
 
4
)
 
1.74
(OH)
 
1.78
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(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.15Hechtsbergite
Bi
 
2
(VO
 
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.45Schlegelite
Bi
 
7
(AsO
 
4
)
 
3
(MoO
 
4
)
 
2
O
 
4

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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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Artsmithite details from Handbook of Mineralogy (PDF)
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    • Localities for Artsmithite

    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.
    USA
     
    • Arkansas
      • Pike Co.
    		Roberts, A.C. et al (2003), The Canadian Mineralogist: 41(3): 721-725.
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