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Vonsenite

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Formula:
Fe
2+
2
Fe
3+
 
(BO
 
3
)O
 
2
System:OrthorhombicColour:Black, greenish black
Hardness:5
Member of:Ludwigite Group
Name:
Named in 1920 by Arthur S. Eakle in honor of Magnus Vonsen [April 17, 1880 {erroneously 1879} Vallejo near Petaluma, California, USA - June 16, 1954], mineral collector of Petaluma, California who donated his extensive collection to the California Academy of Sciences.
Isostructural with:Ludwigite


Ludwigite Group. Ludwigite-Vonsenite Series. The Fe2+ analogue of Ludwigite.

A high-temperature mineral occurring in contact metamorphic deposits.

Classification of Vonsenite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:5/G.04-20
Nickel-Strunz 10th (pending) edition ID:6.AB.30

6 : BORATES
A : Monoborates
B : BO3, with additional anions; 1(D) + OH, etc.
Dana 8th edition ID:24.2.1.2

24 : ANHYDROUS BORATES
2 : A2BO2[XO3]
Hey's CIM Ref.:9.8.1

9 : Borates
8 : Borates of Fe
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Type Occurrence of Vonsenite

Type Locality:Old City Quarry (City Quarry), North Hill, Fairmont Park, Riverside, Riverside Co., California, USA
Year of Discovery:1920

Physical Properties of Vonsenite

Lustre:Silky
Diaphaneity (Transparency):Opaque
Colour:Black, greenish black
Streak:Black, blackish green
Hardness (Mohs):5
Cleavage:None Observed
Density (measured):4.7 g/cm3

Crystallography of Vonsenite

Crystal System:Orthorhombic
Cell Parameters:a = 9.45Å, b = 12.28Å, c = 3.07Å
Ratio:a:b:c = 0.77 : 1 : 0.25
Unit Cell Volume:V 356.26 ų (Calculated from Unit Cell)
Morphology:Single crystals prismatic [001], rare. Radiating to matted fibrous masses.
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Chemical Properties of Vonsenite

Formula:
Fe
2+
2
Fe
3+
 
(BO
 
3
)O
 
2
Simplified for copy/paste:Fe2+2Fe3+(BO3)O2
Essential elements:B, Fe, O
All elements listed in formula:B, Fe, O
Common Impurities:Mg,Al

Relationship of Vonsenite to other Species

Series:Forms a series with Ludwigite (see here)
Member of:Ludwigite Group
Other Members of Group:

- +
Azoproite
(Mg,Fe
2+
 
)
 
2
(Fe
3+
 
,Ti,Mg)(BO
 
3
)O
 
2
Bonaccordite
Ni
 
2
Fe
3+
 
(BO
 
3
)O
 
2
Fredrikssonite
Mg
 
2
(Mn
3+
 
,Fe
3+
 
)(BO
 
3
)O
 
2
Ludwigite
Mg
 
2
Fe
3+
 
(BO
 
3
)O
 
2
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.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.75Pertsevite-(OH)
Mg
 
2
(BO
 
3
)(OH)
6.AB.80Jacquesdietrichite
Cu
 
2
(H
 
2
BO
 
3
)(OH)
 
3
6.AB.85Painite
CaZrAl
 
9
(BO
 
3
)O
 
15
Related Minerals - Hey's Index Grouping:

- +
9.8.2Ludwigite
Mg
 
2
Fe
3+
 
(BO
 
3
)O
 
2
9.8.3Fredrikssonite
Mg
 
2
(Mn
3+
 
,Fe
3+
 
)(BO
 
3
)O
 
2
9.8.4Chestermanite
Mg
 
2
(Fe
3+
 
,Mn
3+
 
,Al,Sb
3+
 
)(BO
 
3
)O
 
2

Other Names for Vonsenite

Synonyms:
FerroludwigitePaigeite
Other Languages:
German:Vonsenit
Russian:Вонсенит
Simplified Chinese:硼铁矿
富铁硼镁铁矿
Spanish:Vonsenita

Other Information

Other Information:Slowly soluble in acids.
Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Industrial Uses:None

References for Vonsenite

Reference List:

- +
Knopf and Schaller (1908) American Journal of Science: 25: 323.

Schaller (1910) American Journal of Science: 29: 543.

Butler and Schaller (1917) Journal of the Washington Academy of Science: 7: 29 (as Ferroludwigite).

Eakle, A.S. (1920), Vonsenite; a preliminary note on a new mineral from Riverside, California, American Mineralogist: 5: 141-143.

Vakar, Knipovich, and Schafpanovsky (1934) Mineralogicheskoe Obshchestvo, Leningrad, Zapiski: 63: 381.

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: 321-324.

Vlisidid, A.C. and Schaller, W.T. (1974) The identity of paigeite with vonsenite, and chemical analysis of vonsenite, ludwigite and hulsite. Neues Jahrbuch für Mineralogie, Monatshefte 1974(3-4): 95-105.

American Mineralogist (1983): 68: 827-832.

Neues Jahrbuch für Mineralogie, Monatshefte (1989): 69-83.

Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).

Internet Links for Vonsenite

Search Engines:
  • Look for Vonsenite on Google
  • Look for Vonsenite images on Google
  • External Links:
  • Look for Vonsenite on Webmineral
  • Look for Vonsenite on Athena Mineralogy
  • Look for Vonsenite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Vonsenite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
  • Wilensky Fine Minerals
  • Fine minerals from bisbeeborn.com
  • Fine Minerals from Weinrich Minerals, Inc.
  • Vonsenite specimens for sale - minfind.com
  • Buy fine minerals and gemstones from Pala International
  • Fabre Minerals - search for Vonsenite specimens
  • Buy from David K Joyce minerals
  • SpiriferMinerals.com - high quality low prices
  • Find Vonsenite on www.crystalclassics.co.uk
  • Buy minerals from YourMineralCollection
  • Buy RARE Minerals from Rocks of Africa
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Localities for Vonsenite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (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.
    Australia
     
    • Tasmania
      • Rosebery district
    R Bottrill, unpublished research
      • Waratah district
        • Waratah
    Bottrill (unpub)
      • Zeehan district
        • Mt Heemskirk mineral field
    Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
    Austria
     
    • Salzburg
      • Hohe Tauern
        • Kaprun valley
          • Kaprun
    Kolitsch, U. & Brandstätter, F. (2012): 1750) Anglesit, Apatit, Azurit, Fayalit, Humboldtin, Laihunit, Magnetit, Vonsenit und eine Cu-S-Si-O-H-Phase aus einer Kupferschlacke vom Lechnerberg bei Kaprun, Salzburg. Pp. 153-155 in Niedermayr, G. et al. (2012): Neue Mineralfunde aus Österreich LXI. Carinthia II, 202./122., 123-180.
    China
     
    • Guangdong Province
      • Heyuan Prefecture
        • Lianping Co.
    Daqiu Huang and Zhangqi Peng (1985), In: Collected Papers of the Yichang Institute of Geology and Mineral Resources, Geological Society of China Publications, Vol. 9; Lianshun Feng (1986): Geology and Prospecting 22(3), 21-27
    • Liaoning Province (Manchuria; Dongbei Region)
      • Dandong Prefecture
        • Fengcheng Co.
    Xuehui Xia, Fei Yan, Yuhai Zhao, and Wenzong Chang (2006): Mineral Deposits 25(1), 83-88; Yanjun Li, Tai Gao, and Yuexin Han (2006): Non-Ferrous Mining and Metallurgy 22(6), 14-16
    Germany
     
    • Rhineland-Palatinate
      • Eifel
        • Gerolstein
          • Roth
    Blaß, G. & Schüller, W. (2012): Der Rother Kopf in der Vulkaneifel. Lapis, 37 (3), 20-29.
    • Saxony
      • Erzgebirge
    Lapis, 17 (10), 13-24+82.
        • Schwarzenberg District
          • Pöhla
    Wittern: "Mineralfundorte in Deutschland", 2001
    Italy
     
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
          • Monte Somma
            • Sant'Anastasia
    M. Carati - Guida alla mineralogia vesuviana - Calderini, Bologna, 1982
    Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI
            • Terzigno
    Luigi Chiappino data
            • Torre del Greco
    Mariano Carati - Guida alla mineralogia vesuviana - Calderini, Bologna, 1982
      • Phlegrean Volcanic complex
        • Naples Province
          • Phlegrean Fields
            • Bacoli
    Russo, M. (2008): Zeolites from Campi Flegrei, Bollettino AIZ Series/Report, Vol. 31 (2008), Publisher: Associazione Italiana Zeoliti onlus
    Russo, M. (2008): Zeolites from Campi Flegrei, Bollettino AIZ Series/Report, Vol. 31 (2008), Publisher: Associazione Italiana Zeoliti onlus
        • Salerno Province
          • Nocera
            • Lavorate
    A. Del Caldo, C. Moro, C.M. Gramaccioli, M. Boscardin: Guida ai Minerali - Fabbri ed. 1973; Russo, M. & Punzo, I. (2010 communication)
    • Latium
      • Rome Province
        • Campagnano di Roma
    "Giorgio Bortolozzi (visual identification)"
    Fornaseri, M., and Turi, B. (1969): Contributions to Mineralogy and Petrology 23, 244-256.
        • Monte Compatri
          • Laghetto
    Stoppani, F.S. & Curti, E. (1982): I minerali del Lazio. Editoriale Olimpia, Firenze, 291 pp.
        • Rome
    A. Del caldo - Località mineralogiche consigliate: Le vulcaniti laziali: Notizie del Guppo Min. Lombardo - 1, March 1971, p. 9 - (This publication later changed its name in Rivista Minealogica Italiana)
          • Osteria dell'Osa
    A. Del caldo - Località mineralogiche consigliate: Le vulcaniti laziali: Notizie del Guppo Min. Lombardo - 1, March 1971, pp. 6-8 - (This publication later changed its name in Rivista Minealogica Italiana)
    Gresta, S., Duronio, F., Mancinella D. (2002): Geositi e Sistema delle Aree Protette del Lazio: idee per la geoconservazione. Il Cercapietre. Not. del Gruppo Mineralogico Romano, 1-2: 48-55
        • Sacrofano Caldera
          • Campagnano di Roma
    Della Ventura, Bonazzi, Obertia and Ottolini, Am. Min. vol. 87 p. 739 (2002)
      • Viterbo Province
    Carloni, L., Signoretti, E., (2002): Le sanadiniti di Bassano Romano. Distretto Vulcanico Sabatino. Il Cercapietre. Not. del Gruppo Mineralogico Romano, 1-2: 28-36
        • Làtera volcano
          • Gradoli
    - Signoretti, E. & Bosco, P. (2001): Le cave di Gradoli e Onano. Il Cercapietre, 1/2-2001, 10-25
          • Onano
    Cresta, S., Duronio, F., Mancinella, D. (2002): Geositi e sistema delle arre protette del Lazio: idee per la geoconservazione. Il Cercapietre, 1-2/2002, 48-55
          • Valentano
    Burli, M., Caponera, I., Signoretti, E. (2007): Le "sanidiniti" di Monte Saliette (Valentano, VT). Il Cercapietre. Not. del Gruppo Mineralogico Romano, 1-2: 13-18
        • Montalto di Castro
          • Pietra Massa Locality
    "Giorgio Bortolozzi (visual identification)"
        • Vico Lake
    American Mineralogist, Volume 86, pages 1066–1075, 2001
          • Vetralla
    Flavio G. Taricco collection
    American Mineralogist, Volume 91, pages 1170–-1177, 2006
    Carlini, R., Signoretti, E., 2003. Località minori del vulcano Vicano: Villa S.Giovanni in Tuscia e Mazzocchio. Il Cercapietre. Not. del Gruppo Mineralogico Romano, 1-2: 33-41
    • Sicily
      • Messina Province
        • Eolie Islands (Aeolian Islands)
          • Lipari
            • Lipari Island
              • Canneto
                • Punta Castagna
    F. Brignoli self collected
            • Vulcano Island
    PANICHI U. (1924): Contributo allo studio dei minerali dell'Isola di Vulcano. - Memorie della Società Italiana delle Scienze (detta dei XL) - serie 3 - 19, 3-55.
    Japan
     
    • Honshu Island
      • Tohoku Region
        • Iwate Prefecture
          • Kamaishi City
    Watanabe & Ito (1954) Mineralogical Journal, 1, 84-88.
          • Miyako City
            • Neichi mine
    Pakistan
     
    • Khyber Pakhtunkhwa (North-West Frontier Province)
      • Mansehra District
        • Kaghan Valley
          • Naran
    Moore, T. (2004): What's New in Minerals. Costa Mesa Show 2003. Mineralogical Record. 35 (2), 143-145
    Russia
     
    • Eastern-Siberian Region
      • Sakha Republic (Saha Republic; Yakutia)
    [World of Stones 12:49]
    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: 323.
        • Polar Yakutia
          • Dogdo River Basin
            • Tas-Khayakhtakh Range
    Aleksandrov, S.M. (1998): Geochemistry of skarn and ore formation in dolomites. VSP (Utrecht, Tokyo), 300 pp.
    • Far-Eastern Region
      • Primorskiy Kray
        • Kavalerovo Mining District
    [MinRec 32:8]
    Spain
     
    • Extremadura
      • Badajoz
        • Burguillos del Cerro
    Sanabria, R. and Calvo, M. (2002). Los yacimientos de magnetita de Burguillos del Cerro. Revista de Minerales, 2 (3), 4-25
    USA
     
    • Alaska
      • Nome Borough
        • Seward Peninsula
    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: 323.; USGS Bull 358
    • California
      • Monterey Co.
        • Gabilan Range
    Chesterman, C.W. (1966a), Vonsenite of Monterey County, California: American Mineralogist: 51: 261-262; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 383; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 236.
      • Riverside Co.
        • Crestmore
    [micromounts@yahoogroups.com]
    Stanislav Mikhaĭlovich Aleksandrov (1998) "Geochemistry of skarn and ore formation in dolomites" p. 147
        • Riverside
          • Fairmont Park
            • North Hill
    Eakle, A.S. (1920), Vonsenite; a preliminary note on a new mineral from Riverside, California, American Mineralogist: 5: 141-143; Vlisidid, A.C. and Schaller, W.T. (1974) The identity of paigeite with vonsenite, and chemical analysis of vonsenite, ludwigite and hulsite. Neues Jahrbuch für Mineralogie, Monatshefte 1974(3-4): 95-105; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 236.
    • Michigan
      • Keweenaw Co.
    Mineralogy of Michigan (2004) Heinrich & Robinson
    • New York
    American Mineralogist (1960): 45: 439.
        • Clifton
    George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
    NY State Museum spec. no. 13889; George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
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