Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Berborite

This page is currently not sponsored. Click here to sponsor this page.
06848690015228370834742.jpg
Berborite-2H, etc.

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
07431450015193183061850.jpg
Berborite

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
09662040014947458092579.jpg
Berborite

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
02477970014949970486446.jpg
Berborite-2H, etc.

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
04042340015193129788295.jpg
Berborite

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
09662040014947458092579.jpg
Berborite

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
02477970014949970486446.jpg
Berborite-2H, etc.

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
08349100015193183075782.jpg
Berborite

Saga 1 Quarry, Sagåsen, Auenslandet, Porsgrunn, Telemark, Norway
Hide all sections | Show all sections

About BerboriteHide

Formula:
Be2(BO3)(OH,F) · H2O
Colour:
Colourless
Hardness:
3
Crystal System:
Trigonal
Name:
For the chemical composition, a beryllium borate
Three polytypes are known: berborite-1T, -2T and -2H.


Classification of BerboriteHide

IMA status:
Approved
Approval Year:
1967
Strunz 8th ed.:
5/G.06-10
Nickel-Strunz 10th (pending) ed.:
6.AB.10

6 : BORATES
A : Monoborates
B : BO3, with additional anions; 1(D) + OH, etc.
Dana 8th ed.:
26.1.1.1

26 : HYDRATED BORATES CONTAINING HYDROXYL OR HALOGEN
1 : Monoborates
Hey's CIM Ref.:
10.1.3

10 : Borates with other anions
1 : Borates with halide

Physical Properties of BerboriteHide

Colour:
Colourless
Hardness:
3 on Mohs scale

Optical Data of BerboriteHide

Type:
Uniaxial (-)
RI values:
nω = 1.580 nε = 1.485
Max Birefringence:
δ = 0.095
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low

Chemical Properties of BerboriteHide

Formula:
Be2(BO3)(OH,F) · H2O
IMA Formula:
Be2(BO3)(OH) · H2O
Elements listed:
B, Be, F, H, O - search for minerals with similar chemistry

Crystallography of BerboriteHide

Polytype:
Formula:
Crystal System:
Class (H-M)
Space Group:
Space Group Setting:
Cell Parameters:
Ratio:
Unit Cell Volume (calc):
Z:
Berborite-1TBerborite-2HBerborite-2T
   
Trigonal Hexagonal Trigonal 
3 - Pyramidal6 - Pyramidal3m - Ditrigonal Pyramidal
P3P63P3c1
   
a = 4.434(1) Å, c = 5.334(2) Å
a = 4.433(2) Å, c = 10.638(5) Å
a = 4.431(1) Å, c = 10.663(3) Å
a:c = 1 : 1.203a:c = 1 : 2.4a:c = 1 : 2.406
V 90.82 ų
(Calculated from Unit Cell)		V 181.04 ų
(Calculated from Unit Cell)		V 181.31 ų
(Calculated from Unit Cell)
   

Type Occurrence of BerboriteHide

Synonyms of BerboriteHide

Other Language Names for BerboriteHide

German:Berborit
Spanish:Berborita

Common AssociatesHide

Associated Minerals Based on Photo Data:
7 photos of Berborite associated with NatroliteNa2Al2Si3O10 · 2H2O
1 photo of Berborite associated with DiopsideCaMgSi2O6

Related Minerals - Nickel-Strunz GroupingHide

6.AB.05HambergiteBe2(BO3)(OH)Orth. mmm (2/m 2/m 2/m) : Pbca
6.AB.15JeremejeviteAl6(BO3)5(F,OH)3Hex. 6/m : P63/m
6.AB.20Warwickite(Mg,Ti,Fe,Cr,Al)2O(BO3)Orth.
6.AB.20YuanfuliiteMg(Fe3+,Al)O(BO3)Orth.
6.AB.25KarliteMg7(BO3)3(OH,Cl)5Orth.
6.AB.30Azoproite(Mg,Fe2+)2(Fe3+,Ti,Mg)(BO3)O2Orth.
6.AB.30BonaccorditeNi2Fe3+(BO3)O2Orth.
6.AB.30FredrikssoniteMg2(Mn3+,Fe3+)(BO3)O2Orth.
6.AB.30LudwigiteMg2Fe3+(BO3)O2Orth.
6.AB.30VonseniteFe2+2Fe3+(BO3)O2Orth.
6.AB.35Pinakiolite(Mg,Mn2+)2Mn3+(BO3)O2Mon.
6.AB.40BlatteriteSb5+(Mn3+,Fe3+)9(Mn2+,Mg)35(BO3)16O32Orth. mmm (2/m 2/m 2/m) : Pnnm
6.AB.40ChestermaniteMg2(Fe3+,Mn3+,Al,Sb3+)(BO3)O2Orth.
6.AB.40Orthopinakiolite(Mg,Mn2+)2Mn3+(BO3)O2Orth.
6.AB.40Takéuchiite(Mg,Mn2+)2(Mn3+,Fe3+)(BO3)O2Orth.
6.AB.45Hulsite(Fe2+,Mg)2(Fe3+,Sn)(BO3)O2Mon.
6.AB.45Magnesiohulsite(Mg,Fe2+)2(Fe3+,Sn,Mg)(BO3)O2Mon.
6.AB.45Aluminomagnesiohulsite(Mg,Fe2+)2(Al,Mg,Sn)(BO3)O2Mon. 2/m
6.AB.50FluoboriteMg3(BO3)(F,OH)3Hex.
6.AB.50HydroxylboriteMg3(BO3)(OH)3Hex. 6/m : P63/m
6.AB.55ShabyniteMg5(BO3)(OH)5(Cl,OH)2 · 4H2OMon.
6.AB.55WightmaniteMg5(BO3)O(OH)5 · 2H2OMon.
6.AB.60GaudefroyiteCa4Mn3+2-3(BO3)3(CO3)(O,OH)3Hex.
6.AB.65SakhaiteCa12Mg4(BO3)7(CO3)4(OH)2ClIso. m3m (4/m 3 2/m) : Fd3m
6.AB.70HarkeriteCa12Mg4Al(BO3)3(SiO4)4(CO3)5 · H2OTrig. 3m (3 2/m) : R3m
6.AB.75Pertsevite-(F)Mg2(BO3)(F,OH)Orth. mm2 : Pna21
6.AB.75Pertsevite-(OH)Mg2(BO3)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
6.AB.80JacquesdietrichiteCu2(H2BO3)(OH)3Orth. mmm (2/m 2/m 2/m) : Pmna
6.AB.85PainiteCaZrAl9(BO3)O15Hex. 6/m : P63/m

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

10.1.1TeepleiteNa2[B(OH)4]ClTet. 4/mmm (4/m 2/m 2/m) : P4/nmm
10.1.2BandyliteCu[B(OH)4]ClTet. 4/mmm (4/m 2/m 2/m) : P4/nmm
10.1.4FluoboriteMg3(BO3)(F,OH)3Hex.
10.1.5BoraciteMg3(B7O13)ClOrth. mm2 : Pca21
10.1.6KarliteMg7(BO3)3(OH,Cl)5Orth.
10.1.7ShabyniteMg5(BO3)(OH)5(Cl,OH)2 · 4H2OMon.
10.1.8/9/10HilgarditeCa2B5O9Cl · H2OTric. 1 : P1
10.1.11SolongoiteCa2(H3B3O7)(OH)ClMon.
10.1.12HydrochlorboriteCa4B8O15Cl2 · 21H2OMon.
10.1.13EkateriniteCa2(B4O7)(Cl,OH)2 · 2H2OHex.
10.1.14VolkovskiteKCa4[B5O8OH]4[B(OH)3]2Cl · 4H2OTric. 1 : P1
10.1.15ChelkariteCaMgB2O4(Cl,OH)2 · 5H2O Or near, with Cl:OH = 3:1Orth.
10.1.16JohachidoliteCaAlB3O7Orth. mmm (2/m 2/m 2/m) : Cmma
10.1.17SatimoliteKNa2(Al5Mg2)[B12O18(OH)12](OH)6Cl4·4H2OTrig. 3m (3 2/m) : R3m
10.1.18ChambersiteMn2+3(B7O13)ClOrth. mm2 : Pca21
10.1.19Congolite(Fe2+,Mg)3(B7O13)ClTrig. 3m : R3c
10.1.20EricaiteFe2+3(B7O13)ClOrth.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for BerboriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Nefedov, E.I. (1967): Berborite, a new mineral. Doklady Akademii Nauk SSSR 174, 189-192.
Schlatti, M. (1967): Synthese und Strukturtyp des Berylliumborates Be2BO3(OH)H2O. Naturwissenschaften 54, 587-587.
American Mineralogist: 53: 348.
American Mineralogist: 76: 1734.
Giuseppetti, G., Mazzi, F., Tadini, C., Larsen, A.O., Åsheim, A., Raade, G. (1990): Berborite polytypes. Neues Jahrbuch für Mineralogie, Abhandlungen 162, 101-116.

Internet Links for BerboriteHide

Localities for BerboriteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Norway
 
  • Telemark
    • Porsgrunn
      • Auenslandet
        • Sagåsen
Giuseppetti et al (1990): Berborite polytypes. Neues Jahrbuch für Mineralogie-Abhandlungen 162 (1): 101-116
Giuseppetti et al (1991): Berborite polytypes. Neues Jahrbuch für Mineralogie-Abhandlungen 162 (1): 101-116
Larsen, A.O., Åsheim, A. and Gault, R. A. (2005): Minerals of the eudialyte group from the Sagåsen larvikite quarry, Porsgrunn, Norway. Norsk Bergverksmuseum Skrifter 30: 58-62
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
      • Langesundsfjorden
        • Siktesøya
Larsen, A.O. & Raade, G. (1991): Gaidonnayite from the nepheline syenite pegmatite on Siktesøya in the southern part of the Oslo Region, norway. Norsk Geologisk Tidsskrift. 71: 303-306
  • Vestfold
    • Larvik
      • Malerød
Svein A. Berge collection
      • Tvedalen
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
collected in 2014 by Jens Andreas Larsen
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Collection of Alf Olav Larsen and Ingulv Burvald./ Nordrum, F. S. (2007): Nyfunn av mineraler i Norge 2006-2007. STEIN 34 (2), 14-26
Russia
 
  • Republic of Karelia
    • Ladoga Region
 Ivashchenko, V. I., Valkama, M., Sundblad, K., Golubev, A. I., & Alekseev, V. Y. (2011, September). New data on mineralogy and metallogeny of scarns in the Pitkyaranta ore region. In Doklady Earth Sciences (Vol. 440, No. 1, pp. 1307-1311). SP MAIK Nauka/Interperiodica; Aleksandrov, S. M., & Troneva, M. A. (2009). Composition and genesis of endogenous borates from the Pitkáranta ore field, Karelia. Geochemistry International, 47(9), 914-929.
DAN-SSSR,(1967) 174, 189-192; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Canadian Mineralogist Vol. 15, pp. 437-445 (1977)
Quick NavTopAbout BerboriteClassification Physical Properties Optical Data Chemical Properties Crystallography Type Occurrence SynonymsOther LanguagesCommon AssociatesNickel-StrunzHey's CIMOther InformationReferences Internet Links Localities Locality List
 
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2020, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: March 31, 2020 03:57:50 Page generated: March 30, 2020 10:43:26
Go to top of page