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Pertsevite-(OH)

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Formula:
Mg
 
2
(BO
 
3
)(OH)
System:Orthorhombic


The OH-analogue of Pertsevite.

Classification of Pertsevite-(OH)

IMA status:Approved 2009
Nickel-Strunz 10th (pending) edition ID:6.AB.75

6 : BORATES
A : Monoborates
B : BO3, with additional anions; 1(D) + OH, etc.
Dana 8th edition ID:25.1.6.2

25 : ANHYDROUS BORATES CONTAINING HYDROXYL OR HALOGEN
1 : Monoborates
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Type Occurrence of Pertsevite-(OH)

Type Locality:Snezhnoe B Deposit, Izvestkovyi Stream, Tas-Khayakhtakh Range, Dogdo River Basin, Polar Yakutia, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia

Crystallography of Pertsevite-(OH)

Crystal System:Orthorhombic
Class (H-M):mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:Pnma {P21/n 21/m 21/a}
Cell Parameters:a = 20.494(3) Å, b = 11.890(2) Å, c = 4.5880(6) Å
Ratio:a:b:c = 1.724 : 1 : 0.386
Unit Cell Volume:V 1,117.97 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
2.748 (65)
2.478 (41)
2.417 (39)
2.244 (88)
2.237 (42)
1.713 (100)
1.710 (45)
1.481 (50)

Chemical Properties of Pertsevite-(OH)

Formula:
Mg
 
2
(BO
 
3
)(OH)
Essential elements:B, H, Mg, O
All elements listed in formula:B, H, Mg, O

Relationship of Pertsevite-(OH) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
6.AB.05Hambergite
Be
 
2
(BO
 
3
)(OH)
6.AB.10Berborite
Be
 
2
(BO
 
3
)(OH,F) · H
 
2
O
6.AB.15Jeremejevite
Al
 
6
(BO
 
3
)
 
5
(F,OH)
 
3
6.AB.20Warwickite
(Mg,Fe
2+
 
)
 
3
Ti(BO
 
3
)
 
2
O
 
2
6.AB.20Yuanfuliite
Mg(Fe
3+
 
,Fe
2+
 
,Al,Ti,Mg)(BO
 
3
)O
6.AB.25Karlite
Mg
 
7
(BO
 
3
)
 
3
(OH,Cl)
 
5
6.AB.30Azoproite
(Mg,Fe
2+
 
)
 
2
(Fe
3+
 
,Ti,Mg)(BO
 
3
)O
 
2
6.AB.30Bonaccordite
Ni
 
2
Fe
3+
 
(BO
 
3
)O
 
2
6.AB.30Fredrikssonite
Mg
 
2
(Mn
3+
 
,Fe
3+
 
)(BO
 
3
)O
 
2
6.AB.30Ludwigite
Mg
 
2
Fe
3+
 
(BO
 
3
)O
 
2
6.AB.30Vonsenite
Fe
2+
2
Fe
3+
 
(BO
 
3
)O
 
2
6.AB.35Pinakiolite
(Mg,Mn
2+
 
)
 
2
Mn
3+
 
(BO
 
3
)O
 
2
6.AB.40Blatterite
(Mn
2+
 
,Mg)
 
2
(Mn
3+
 
,Sb
3+
 
,Fe
3+
 
)(BO
 
3
)O
 
2
6.AB.40Chestermanite
Mg
 
2
(Fe
3+
 
,Mn
3+
 
,Al,Sb
3+
 
)(BO
 
3
)O
 
2
6.AB.40Orthopinakiolite
(Mg,Mn
2+
 
)
 
2
Mn
3+
 
(BO
 
3
)O
 
2
6.AB.40Takéuchiite
(Mg,Mn
2+
 
)
 
2
(Mn
3+
 
,Fe
3+
 
)(BO
 
3
)O
 
2
6.AB.45Hulsite
(Fe
2+
 
,Mg)
 
2
(Fe
3+
 
,Sn)(BO
 
3
)O
 
2
6.AB.45Magnesiohulsite
(Mg,Fe
2+
 
)
 
2
(Fe
3+
 
,Sn,Mg)(BO
 
3
)O
 
2
6.AB.45Aluminomagnesiohulsite
(Mg,Fe
2+
 
)
 
2
(Al,Mg,Sn)(BO
 
3
)O
 
2
6.AB.50Fluoborite
Mg
 
3
(BO
 
3
)(F,OH)
 
3
6.AB.50Hydroxylborite
Mg
 
3
(BO
 
3
)(OH)
 
3
6.AB.55Shabynite
Mg
 
5
(BO
 
3
)(OH)
 
5
(Cl,OH)
 
2
· 4H
 
2
O
6.AB.55Wightmanite
Mg
 
5
(BO
 
3
)O(OH)
 
5
· 2H
 
2
O
6.AB.60Gaudefroyite
Ca
 
4
Mn
3+
2-3
(BO
 
3
)
 
3
(CO
 
3
)(O,OH)
 
3
6.AB.65Sakhaite
Ca
 
12
Mg
 
4
(BO
 
3
)
 
7
(CO
 
3
)
 
4
(OH)
 
2
Cl
6.AB.70Harkerite
Ca
 
12
Mg
 
4
Al(BO
 
3
)
 
3
(SiO
 
4
)
 
4
(CO
 
3
)
 
5
· H
 
2
O
6.AB.75Pertsevite-(F)
Mg
 
2
(BO
 
3
)(F,OH)
6.AB.80Jacquesdietrichite
Cu
 
2
(H
 
2
BO
 
3
)(OH)
 
3
6.AB.85Painite
CaZrAl
 
9
(BO
 
3
)O
 
15

Other Names for Pertsevite-(OH)

Synonyms:
IMA2008-060Unnamed (OH-analog of Pertsevite)
Other Languages:

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 Pertsevite-(OH)

Reference List:

- +
Galuskina I.O., Kadiyski M., Armbruster T., Galuskin E.V., Pertsev N.N., Dzierzanowski P., Wrzalik R. (2008) A new natural phase in the system Mg2SiO4-Mg2BO3F-Mg2BO3(OH): composition, paragenesis and structure of OH-dominant pertsevite, - Eur. J. Mineral., 20, 951-964.

Gałuskina, I., Ottolini, L., Kadiyski, M., Armbruster, T., Gałuskin, E.V., Dzierżanowski, P., Winiarski, A. (2010): Pertsevite-(OH), a new mineral in the pertsevite series, Mg2(BO3)1-x(SiO4)x(F,OH)1-x (x < 0.5), from the Snezhnoye deposit in Sakha-Yakutia Republic, Russia. American Mineralogist, 95, (in press).

Internet Links for Pertsevite-(OH)

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  • Localities for Pertsevite-(OH)

    (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.
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Polar Yakutia
          • Dogdo River Basin
            • Tas-Khayakhtakh Range
              • Izvestkovyi Stream
    Galuskina I.O., Kadiyski M., Armbruster T., Galuskin E.V., Pertsev N.N., Dzierzanowski P., Wrzalik R. (2008) A new natural phase in the system Mg2SiO4-Mg2BO3F-Mg2BO3(OH): composition, paragenesis and structure of OH-dominant pertsevite, - Eur. J. Mineral., 20, p. 951-964; Gałuskina, I., Ottolini, L., Kadiyski, M., Armbruster, T., Gałuskin, E.V., Dzierżanowski, P., Winiarski, A. (2010): Pertsevite-(OH), a new mineral in the pertsevite series, Mg2(BO3)1-x(SiO4)x(F,OH)1-x (x < 0.5), from the Snezhnoye deposit in Sakha-Yakutia Republic, Russia. American Mineralogist, 95, (in press).
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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: 19th Jun 2011 06:11:15
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