IMPORTANT MESSAGE. We need your support now to keep running. Click here to find out why.
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 Educators
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery


This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About HurlbutiteHide

Dr. Cornelius S. Hurlbut, jr.
Greenish white, yellow or colourless
Crystal System:
Named in 1951 by Mary Emma Mrose in honor of Prof. Cornelius Searle Hurlbut, Jr. [June 30, 1906 Massachusetts, USA – September 1, 2005 Lexington, Massachusetts, USA], American mineralogist, professor of mineralogy at Harvard University, Cambridge, Massachusetts, USA.
Ca analogue of strontiohurlbutite.
Has a paracelsian-type structure.

Visit for gemological information about Hurlbutite.

Classification of HurlbutiteHide

Approved, 'Grandfathered' (first described prior to 1959)

A : Phosphates, etc. without additional anions, without H2O
A : With small cations (some also with larger ones)
Dana 7th ed.:

3 : (AB)3(XO4)2

19 : Phosphates
3 : Phosphates of Be and Mg

Physical Properties of HurlbutiteHide

Greenish white, yellow or colourless
None Observed

Optical Data of HurlbutiteHide

Biaxial (-)
RI values:
nα = 1.595 nβ = 1.601 nγ = 1.604
Measured: 70° , Calculated: 70°
Max Birefringence:
δ = 0.009
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:

Chemical Properties of HurlbutiteHide


Crystallography of HurlbutiteHide

Crystal System:
Cell Parameters:
a = 8.29 Å, b = 8.78 Å, c = 7.79 Å
β = 90.5°
a:b:c = 0.944 : 1 : 0.887
Unit Cell V:
566.98 ų (Calculated from Unit Cell)

Type Occurrence of HurlbutiteHide

Synonyms of HurlbutiteHide

Other Language Names for HurlbutiteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Väyrynenite5 photos of Hurlbutite associated with Väyrynenite on
Beryllonite3 photos of Hurlbutite associated with Beryllonite on
Quartz2 photos of Hurlbutite associated with Quartz on
Muscovite1 photo of Hurlbutite associated with Muscovite on
Cleavelandite1 photo of Hurlbutite associated with Cleavelandite on
Hydroxylherderite1 photo of Hurlbutite associated with Hydroxylherderite on
Lazulite1 photo of Hurlbutite associated with Lazulite on
Gilbertite1 photo of Hurlbutite associated with Gilbertite on
Tiptopite1 photo of Hurlbutite associated with Tiptopite on
Montgomeryite1 photo of Hurlbutite associated with Montgomeryite on

Related Minerals - Nickel-Strunz GroupingHide

8.AA.05AlarsiteAlAsO4Trig. 3 2 : P31 2 1
8.AA.05BerliniteAlPO4Trig. 3 2 : P31 2 1
8.AA.05RodolicoiteFe3+PO4Trig. 3 2 : P31 2 1
8.AA.10BerylloniteNaBePO4Mon. 2/m : P21/b
8.AA.20LithiophosphateLi3PO4Orth. mm2 : Pmn21

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

19.3.1MoraesiteBe2(PO4)(OH) · 4H2OMon.
19.3.2BerylloniteNaBePO4Mon. 2/m : P21/b
19.3.4HydroxylherderiteCaBe(PO4)(OH,F)Mon. 2/m : P21/b
19.3.5GlucineCaBe4(PO4)2(OH)4 · 0.5H2O
19.3.6FransoletiteCa3Be2(PO4)2(HPO4)2 · 4H2OMon.
19.3.7UraloliteCa2Be4(PO4)3(OH)3 · 5H2OMon.
19.3.9PahasapaiteLi8(Ca,Li,K)10.5Be24(PO4)24 · 38H2OIso. 2 3 : I2 3
19.3.10TiptopiteK2(Na,Ca)2Li3Be6(PO4)6(OH)2 · H2OHex.
19.3.11GainesiteNa(Na,K)(Be,Li)Zr2(PO4)4 · 1.5-2H2OTet. 4mm : I41md
19.3.12RoscheriteCa2Mn2+5Be4(PO4)6(OH)4 · 6H2OMon. 2/m : B2/m
19.3.13FaheyiteBe2Mn2+Fe3+2(PO4)4 · 6H2OTrig. 3 2 : P31 2 1
19.3.14FarringtoniteMg3(PO4)2Mon. 2/m
19.3.15HoltedahliteMg2(PO4)(OH)Trig. 3m : P3 1m
19.3.16AlthausiteMg4(PO4)2(OH,O)(F,☐)Orth. mmm (2/m 2/m 2/m) : Pnma
19.3.17NewberyiteMg(HPO4) · 3H2OOrth. mmm (2/m 2/m 2/m) : Pbca
19.3.18PhosphorrössleriteMg(HPO4) · 7H2OMon. 2/m : P2/b
19.3.19BobierriteMg3(PO4)2 · 8H2OMon. 2/m : B2/b
19.3.20Barićite(Mg,Fe)3(PO4)2 · 8H2OMon. 2/m : B2/m
19.3.21Panethite(Na,Ca)2(Mg,Fe2+)2(PO4)2Mon. 2/m : P21/b
19.3.22Dittmarite(NH4)Mg(PO4) · H2OOrth.
19.3.23Struvite(NH4)Mg(PO4) · 6H2OOrth. mm2
19.3.24Hannayite(NH4)2Mg3H4(PO4)4 · 8H2OTric. 1 : P1

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 HurlbutiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Mrose, M. (1952) Hurlbutite, CaBe2(PO4)2, a new mineral. American Mineralogist: 37: 931–940.
American Mineralogist: 59: 1267-1271.
Dal Bo, F., Hatert, F., and Baijot, M. (2014) Crystal chemistry of synthetic M2+Be2P2O8 (M2+= Ca, Sr, Pb, Ba) beryllophosphates. Canadian Mineralogist: 52: 337-350.

Internet Links for HurlbutiteHide

Localities for HurlbutiteHide

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.
  • Fujian Province
    • Nanping Prefecture
      • Yanping District
        • Nanping pegmatite field (Xikeng pegmatite field)
Can Rao, Ru Cheng Wang, and Huan Hu (2011): Paragenetic assemblages of beryllium silicates and phosphates from the Nanping No. 31 granitic pegmatite dyke, Fujian province, southestern China. Canadian Mineralogist. 49, 1175-1187; Rao, C., Wang, R. C., Hatert, F., & Baijot, M. (2014). Hydrothermal transformations of triphylite from the Nanping No. 31 pegmatite dyke, southeastern China. European Journal of Mineralogy, 26(1), 179-188.; Rao, C., Wang, R., Yang, Y., Hatert, F., Xia, Q., Yue, X., & Wang, W. (2017). Insights into post-magmatic metasomatism and Li circulation in granitic systems from phosphate minerals of the Nanping No. 31 pegmatite (SE China). Ore Geology Reviews, 91, 864-876.
Czech Republic
  • Plzeň Region
    • Poběžovice (Ronsperg; Ronsberg; Ronsperk)
      • Otov
Stanek J. (1966): Scholzit a hurlbutit z pegmatitu od Otova u Domazlic. - Casopis pro Mineralogii a Geologii, 11, 21-26.
  • South Bohemia Region
    • Jindřichův Hradec okres
      • Dačice (Datschitz)
Cempírek, J., Novák, M., Vávra, V.: Hurlbutit z beryl-columbitového pegmatitu v Kostelním Vydří u Telče, západní Morava. Acta Musei Moraviae, Scientiae geologicae, 1999, roč. 84, s. 45 - 48.
    • Nové Hrady
Welser, P., Zikeš, J.: Pegmatity od Šejb v Novohradských horách. Minerál, 2013, roč. 21, č. 5, s. 387-409.
  • Vysočina Region
    • Žďár nad Sázavou District
      • Rožná
Cempírek, J. & Novák, M.(2006) Beryllophosphate Assemblages From The Rožná Pegmatite, Czech Republic. Acta Miner.-Petrograph.,Abstract Series 5, Szeged, p.20
  • Western and Inner Finland Region
    • Orivesi
      • Eräjärvi area
Nysten,P. & Gustafsson, L.(2006): I jakt på sällsynta mineral. Geologiskt forum nr 49, 22-25; Sandström, F. & Lahti, S.I. (2009): Viitaniemipegmatiten i Eräjärvi, Orivesi, Finland. Litiofilen 26 (1): 11-38; RRUFF ID: R070612
  • Catalonia
    • Girona (Gerona)
      • Alt Empordà
        • Cadaqués
Pura Alfonso - J. C. Melgarejo, Boron vs. Phosphorus in granitic pegmatites: the Cap de Creus case, Journal of the Czech Geological Society, 45/1-2 (2000)
  • Skåne
    • Bromölla
      • Näsum
Svensson, D., Hansen, S. & Bovin, J.-O., 2002: Hurlbutite, the first Be mineral from Västanå iron mine, Skåne, Sweden. Geologiska Föreningens i Stockholm Förhandlingar 124, 41-43.
  • Södermanland
    • Nynäshamn
      • Norrö
Nysten,P. & Gustafsson, L.(2006): I jakt på sällsynta mineral. Geologiskt forum nr 49, 22-25
Langhof, J. , Jonsson, E. & Gustafsson, L. (2016): Sekundära Be-mineral i svenska granitpegmatiter-en översikt. Norsk Mineralsymposium 2016: 43-52
  • Uppland
    • Sigtuna
      • Arlanda
Nysten,P. & Gustafsson, L.(2006): I jakt på sällsynta mineral. Geologiskt forum nr 49, 22-25
  • Maine
    • Oxford Co.
      • Rumford
"Maine Mineral Localities, 3rd Ed." by Thompson, W.B.,, 1998)
  • New Hampshire
    • Sullivan Co.
      • Newport
American Mineralogist: 37: 931-940.; Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index; American Mineralogist (1953): 38: 728-729.
  • South Dakota
    • Custer Co.
      • Custer District
        • Fourmile
Mineralogical Record: 17: 237-254; Rocks & Minerals: 60: 117.
Mineral and/or Locality is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © and the Hudson Institute of Mineralogy 1993-2018, except where stated. relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 22, 2018 23:46:02 Page generated: October 6, 2018 04:53:06
Go to top of page