Donate now to keep mindat.org alive!Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on Mindat
The most common minerals on earthMineral PhotographyThe Elements and their Minerals
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
StatisticsThe ElementsMember ListBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Durangite

This page is currently not sponsored. Click here to sponsor this page.
Flag of Durango, Mexico
Formula:
NaAl(AsO4)F
Colour:
Light to dark orange-red, red; green; orange-yellow in artificial light.
Lustre:
Vitreous
Hardness:
Specific Gravity:
3.94 - 4.07
Crystal System:
Monoclinic
Member of:
Name:
After the locality in the state of Durango, Mexico.
Isostructural with:
Hide all sections | Show all sections

Classification of DurangiteHide

Approved, 'Grandfathered' (first described prior to 1959)
First Published:
1869
8.BH.10

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
H : With medium-sized and large cations, (OH,etc.):RO4 = 1:1
41.5.5.2

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
5 : (AB)2(XO4)Zq
22.1.31

22 : Phosphates, Arsenates or Vanadates with other Anions
1 : Phosphates, arsenates or vanadates with fluoride

Pronounciation of DurangiteHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of DurangiteHide

Vitreous
Transparency:
Translucent
Colour:
Light to dark orange-red, red; green; orange-yellow in artificial light.
Comment:
Green colour exhibited by artificial material.
Streak:
Cream-yellow
Hardness:
5½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Distinct/Good
On {110}, distinct.
Fracture:
Irregular/Uneven
Density:
3.94 - 4.07 g/cm3 (Measured)    3.616 g/cm3 (Calculated)
Comment:
Highest in dark-coloured, ferrian material.

Optical Data of DurangiteHide

Type:
Biaxial (-)
RI values:
nα = 1.634 nβ = 1.673 nγ = 1.685
2V:
Measured: 45° , Calculated: 56°
Max Birefringence:
δ = 0.051
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
strong
Pleochroism:
Visible
Comments:
X = ^c -25° = Orange-yellow
Y = Pale orange-yellow
Z = b = Nearly colourless

Chemical Properties of DurangiteHide

Formula:
NaAl(AsO4)F
IMA Formula:
NaAlAsO4F

Crystallography of DurangiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 6.5789(5) Å, b = 8.5071(6) Å, c = 7.0212(5) Å
β = 115.447(4)°
Ratio:
a:b:c = 0.773 : 1 : 0.825
Unit Cell V:
354.83 ų
Z:
4
Morphology:
Crystal habit is oblique pyramidal with {111} and {110} dominant. Faces commonly dull and rough. Artificial crystals are prismatic [101], and rarely tabular.
Twinning:
On {001} common as interopenetration twins (artificial crystals).

Type Occurrence of DurangiteHide

Place of Conservation of Type Material:
Yale University, New Haven, Connecticut, USA, 3.586, 3.3036, 3.3037.
Associated Minerals at Type Locality:
Reference:
Brush, G.J. (1869) On durangite, a fluo-arsenate from Durango in Mexico. American Journal of Science and Arts: 98: 179-182.

Other Language Names for DurangiteHide

German:Durangit
Spanish:Durangita

Relationship of Durangite to other SpeciesHide

Member of:
Other Members of this group:
IsokiteCaMg(PO4)FMon. 2/m : B2/b
KononoviteNaMg(SO4)FMon. 2/m : B2/b
LacroixiteNaAl(PO4)FMon. 2/m : B2/b
MaxwelliteNaFe3+(AsO4)FMon.
PanasqueiraiteCaMg(PO4)(OH,F)Mon.
TilasiteCaMg(AsO4)FMon. m : Bb
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Hematite19 photos of Durangite associated with Hematite on mindat.org.
Cassiterite6 photos of Durangite associated with Cassiterite on mindat.org.
Wood Tin2 photos of Durangite associated with Wood Tin on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.BH.05ThadeuiteCa(Mg,Fe2+)3(PO4)2(OH,F)2Orth. 2 2 2 : C2 2 21
8.BH.10IsokiteCaMg(PO4)FMon. 2/m : B2/b
8.BH.10LacroixiteNaAl(PO4)FMon. 2/m : B2/b
8.BH.10MaxwelliteNaFe3+(AsO4)FMon.
8.BH.10PanasqueiraiteCaMg(PO4)(OH,F)Mon.
8.BH.10TilasiteCaMg(AsO4)FMon. m : Bb
8.BH.15DrugmanitePb2(Fe3+,Al)(PO4)(PO3OH)(OH)2Mon. 2/m : P21/b
8.BH.20Bjarebyite(Ba,Sr)(Mn2+,Fe2+,Mg)2Al2(PO4)3(OH)3Mon.
8.BH.20CirroliteCa3Al2(PO4)3(OH)3 (?)
8.BH.20KulaniteBa(Fe2+,Mn2+,Mg)2(Al,Fe3+)2(PO4)3(OH)3Mon.
8.BH.20PenikisiteBa(Mg,Fe2+,Ca)2Al2(PO4)3(OH)3Mon. 2/m : P21/m
8.BH.20PerloffiteBa(Mn2+,Fe2+)2Fe3+2(PO4)3(OH)3Mon. 2/m : P21/m
8.BH.20JohntomaiteBaFe2+2Fe3+2(PO4)3(OH)3Mon. 2/m : P21/m
8.BH.25Bertossaite(Li,Na)2(Ca,Fe2+,Mn2+)Al4(PO4)4(OH,F)4Orth.
8.BH.25Palermoite(Li,Na)2(Sr,Ca)Al4(PO4)4(OH)4Orth.
8.BH.30CarminitePbFe3+2(AsO4)2(OH)2Orth. mmm (2/m 2/m 2/m) : Cccm
8.BH.30SewarditeCaFe3+2(AsO4)2(OH)2Orth. mmm (2/m 2/m 2/m) : Cccm
8.BH.35AdeliteCaMg(AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35ArsendescloizitePbZn(AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35AustiniteCaZn(AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35CobaltaustiniteCaCo(AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35ConichalciteCaCu(AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35DuftitePbCu(AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35GabrielsonitePbFe(AsO4)(OH)Orth. mm2 : Pmc21
8.BH.35NickelaustiniteCaNi(AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35TangeiteCaCu(VO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35GottlobiteCaMg(VO4,AsO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.35HermannroseiteCaCu(PO4)(OH)Orth. 2 2 2 : P21 21 21
8.BH.40ČechitePbFe2+(VO4)(OH)Orth. mmm (2/m 2/m 2/m)
8.BH.40DescloizitePbZn(VO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
8.BH.40MottramitePbCu(VO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
8.BH.40PyrobelonitePbMn2+(VO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
8.BH.45BayldonitePbCu3(AsO4)2(OH)2Mon. 2/m : B2/b
8.BH.45VésigniéiteBaCu3(VO4)2(OH)2Mon. 2/m : B2/m
8.BH.50PaganoiteNiBi(AsO4)OTric.
8.BH.55JagoweriteBaAl2(PO4)2(OH)2Tric.
8.BH.60Attakolite(Ca,Sr)Mn(Al,Fe)4(HPO4,PO4)3(SiO4,PO4)(OH)4Mon. 2/m : B2/m
8.BH.65LeningraditePbCu3(VO4)2ClOrth. mmm (2/m 2/m 2/m) : Ibam

Related Minerals - Dana Grouping (8th Ed.)Hide

41.5.5.1LacroixiteNaAl(PO4)FMon. 2/m : B2/b
41.5.5.3MaxwelliteNaFe3+(AsO4)FMon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

22.1.1AmblygoniteLiAl(PO4)FTric. 1 : P1
22.1.2LacroixiteNaAl(PO4)FMon. 2/m : B2/b
22.1.3NatrophosphateNa7(PO4)2F · 19H2OIso. m3m (4/m 3 2/m) : Fd3c
22.1.5NacaphiteNa2Ca(PO4)FMon. 2/m : P21/b
22.1.6ArctiteNa2Ca4(PO4)3FTrig. 3m (3 2/m) : R3m
22.1.7NefedoviteNa5Ca4(PO4)4FTric.
22.1.9FluorapatiteCa5(PO4)3FHex. 6/m : P63/m
22.1.10HerderiteCaBePO4(F,OH)Mon. 2/m
22.1.11IsokiteCaMg(PO4)FMon. 2/m : B2/b
22.1.12PanasqueiraiteCaMg(PO4)(OH,F)Mon.
22.1.13BabefphiteBaBePO4(F,OH)Tet.
22.1.14FluelliteAl2(PO4)F2(OH) · 7H2OOrth. mmm (2/m 2/m 2/m) : Fddd
22.1.15MinyuliteKAl2(PO4)2(OH,F) · 4H2OOrth. mm2 : Pba2
22.1.16MoriniteNaCa2Al2(PO4)2(OH)F4 · 2H2OMon. 2/m
22.1.17BøggilditeNa2Sr2Al2PO4F9Mon.
22.1.18FluorstrophiteSrCaSr3(PO4)3FHex. 6/m : P63/m
22.1.19ViitaniemiiteNa(Ca,Mn2+)Al(PO4)(F,OH)3Mon.
22.1.20VäyryneniteMn2+Be(PO4)(OH,F)Mon. 2/m : P21/b
22.1.21MaxwelliteNaFe3+(AsO4)FMon.
22.1.22Wagnerite(Mg,Fe2+)2(PO4)FMon. 2/m : P21/b
22.1.23Triplite(Mn2+,Fe2+)2(PO4)(F,OH)Mon. 2/m
22.1.24Magniotriplite(Mg,Fe2+,Mn2+)2PO4FMon.
22.1.25Zwieselite(Fe2+,Mn2+)2(PO4)FMon. 2/m : P21/b
22.1.26McauslaniteFe3Al2(PO4)3(PO3OH)F · 18H2OTric.
22.1.27RichelliteCaFe3+2(PO4)2(OH,F)2Amor.
22.1.28SvabiteCa5(AsO4)3FHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
22.1.29TilasiteCaMg(AsO4)FMon. m : Bb
22.1.30Johnbaumite-MCa5(AsO4)3OHMon. 2/m : P21/m

Other InformationHide

Notes:
Soluble in H2SO4.
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 DurangiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Brush, G.J. (1869) On durangite, a fluo-arsenate from Durango in Mexico. American Journal of Science and Arts: 98: 179-182.
Des Cloizeaux (1875) Annales de chimie et de physique, Paris: 4: 401.
Hawes analysis in: Brush (1876) American Journal of Science: 11: 464.
Dana, E.S. (1892) System of Mineralogy, 6th. Edition, New York: 780.
Goldschmidt, V. (1916) Atlas der Krystallformen. 9 volumes, atlas, and text: vol. 3: 77.
Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 70.
Strunz (1937) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 96: 7.
Kokkoros, P. (1938) Über die struktur des durangit NaAlF[AsO4]. Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 99: 38-49.
Strunz (1938) Zentralblatt Mineralien: 59.
Richmond, W.E. (1940) Crystal chemistry of the phosphates, arsenates and vanadates of the type A2XO4(Z). The American Mineralogist: 25: 441-478.
Machatschki (1941) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 103: 221.
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, 1124 pp.: 829-831.
Sumin de Portilla, V.I. (1974) Infrared spectroscopic investigation of the structure of some natural arsenates and the nature of H-bonds in their structures. The Canadian Mineralogist: 12: 262-268.
Foord, E.E., Oakman, M.R., Maxwell, C.H. (1985) Durangite from the Black Range, New Mexico, and new data on durangite from Durango and Cornwall. The Canadian Mineralogist: 23: 241-246.
Downs, G.W., Yang, B.N., Thompson, R.M., Wenz, M.D., Andrade, M.B. (2012) Redetermination of durangite, NaAl(AsO4)F. Acta Crystallographica: E68: i86-i87.

Internet Links for DurangiteHide

Localities for DurangiteHide

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.
Canada
 
  • Nova Scotia
    • Lunenburg Co.
      • New Ross
E.F. Foord, M.R. Oakman, and C.H. Maxwell, "Durangite from the Black Range, New Mexico, and New Data on Durangite from Durango and Cornwall", Canadian Mineralogist, 1985.
E.R. Faribault, "Lunenberg County, Nova Scotia", Summ. Rep. Geol. Surv. Dep. Canada for 1907, pp. 80-82, 1908.
Mexico (TL)
 
  • Durango
    • Mun. de Coneto de Comonfort
      • Coneto de Comonfort
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: 830; Canadian Mineralogist (1985): 23: 241.; Brush G J (1869) On durangite, a fluo-arsenate from Durango in Mexico. American Journal of Science and Arts 98, 179-182
UK
 
  • England
    • Cornwall
      • Liskeard District
        • Linkinhorne
          • Minions
Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177.; Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
USA
 
  • New Mexico
    • Catron Co.
      • Taylor Creek District
        • Sawmill Creek
NMGS 37th Field Conference
    • Sierra Co.
Northrop, Minerals of New Mexico, 3rd rev. ed., 1996
NMGS 37th Field Conference
http://geoinfo.nmt.edu/museum/minsymp/abstracts/view.cfml?aid=90
Minerals of New Mexico 3rd ed.
  • Utah
    • Juab Co.
Mineralogical Record: 17(5): 342.
In the collection of Alex Earl
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2017, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: December 14, 2017 13:13:35 Page generated: November 5, 2017 03:36:29
Go to top of page