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Barahonaite-(Al)

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Formula:
(Ca,Cu,Na,Fe3+,Al)12Al2(AsO4)8(OH,Cl)x · nH2O
Crystal System:
Monoclinic
Name:
Named for Antonio Barahona (1937- ), Spanish mineral collector and micromounter, who first noticed that this material might be a new mineral.
Smolianinovite group (?).

The Al analogue of barahonaite-(Fe).
May appear visually similar to attikaite.


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Classification of Barahonaite-(Al)Hide

Approved
Approval Year:
2007
8.CH.60

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
H : With large and medium-sized cations, RO4:H2O < 1:1
40.6.4.1

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
6 : (AB)5(XO4)4·xH2O

Chemical Properties of Barahonaite-(Al)Hide

Formula:
(Ca,Cu,Na,Fe3+,Al)12Al2(AsO4)8(OH,Cl)x · nH2O

Crystallography of Barahonaite-(Al)Hide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P2/b
Cell Parameters:
a = 9.972 Å, b = 22.44 Å, c = 5.272 Å
β = 92.9°
Ratio:
a:b:c = 0.444 : 1 : 0.235
Unit Cell V:
1,178.21 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
22.0 (100)
11.16 (70)
4.983 (50)
3.655 (25)
3.333 (45)
3.003 (30)
2.767 (30)

Type Occurrence of Barahonaite-(Al)Hide

Synonyms of Barahonaite-(Al)Hide

Other Language Names for Barahonaite-(Al)Hide

Simplified Chinese:羟砷铝铜钙石

Common AssociatesHide

Associated Minerals Based on Photo Data:
Conichalcite4 photos of Barahonaite-(Al) associated with Conichalcite on mindat.org.
Barahonaite-(Fe)3 photos of Barahonaite-(Al) associated with Barahonaite-(Fe) on mindat.org.
Yukonite1 photo of Barahonaite-(Al) associated with Yukonite on mindat.org.
Olivenite1 photo of Barahonaite-(Al) associated with Olivenite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.CH.05WalentaiteH(Ca,Mn2+,Fe2+)Fe3+3(AsO4,PO4)4 · 7H2OOrth.
8.CH.10AnapaiteCa2Fe2+(PO4)2 · 4H2OTric. 1 : P1
8.CH.15PicropharmacoliteCa4Mg(AsO4)2(HAsO4)2 · 11H2OTric. 1 : P1
8.CH.20Dittmarite(NH4)Mg(PO4) · H2OOrth.
8.CH.20Niahite(NH4)(Mn2+,Mg)(PO4) · H2OOrth. mm2 : Pmn21
8.CH.25FrancoanelliteK3Al5(PO4)2(HPO4)3 · 12H2OTrig.
8.CH.25Taranakite(K,NH4)Al3(PO4)3(OH) · 9H2OTrig. 3m (3 2/m) : R3c
8.CH.30Schertelite(NH4)2MgH2(PO4)2 · 4H2OOrth.
8.CH.35Hannayite(NH4)2Mg3H4(PO4)4 · 8H2OTric. 1 : P1
8.CH.40Struvite(NH4)Mg(PO4) · 6H2OOrth. mm2
8.CH.40Struvite-(K)KMg(PO4)·6H2OOrth. mm2 : Pmn21
8.CH.40HazeniteKNaMg2(PO4)2 · 14H2OOrth. mm2
8.CH.45Rimkorolgite(Mg,Mn)5(Ba,Sr,Ca)(PO4)4 · 8H2OOrth.
8.CH.50BakhchisaraitseviteNa2Mg5(PO4)4 · 7H2OMon.
8.CH.55FahleiteCaZn5Fe3+2(AsO4)6 · 14H2OOrth.
8.CH.55SmolyaninoviteCo3Fe3+2(AsO4)4 · 11H2OOrth.
8.CH.60Barahonaite-(Fe)(Ca,Cu,Na,Fe3+,Al)12Fe3+2(AsO4)8(OH,Cl)x · nH2OMon. 2/m : P2/b

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

40.6.4.1Barahonaite-(Fe)(Ca,Cu,Na,Fe3+,Al)12Fe3+2(AsO4)8(OH,Cl)x · nH2OMon. 2/m : P2/b

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 Barahonaite-(Al)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Viñals, J., Jambor, J.L., Raudsepp, M., Roberts, A.C., Grice. J.D., Kokinos, M., Wise, W.S. (2008): Barahonaite-(Al) and barahonaite-(Fe), new Ca-Cu arsenate mineral species, from Murcia Province, southeastern Spain, and Gold Hill, Utah. Canadian Mineralogist, 46, 205-217.

Internet Links for Barahonaite-(Al)Hide

Localities for Barahonaite-(Al)Hide

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.
Chile
 
  • Atacama Region
    • Copiapó Province
      • Tierra Amarilla
        • Pampa Larga district
http://www.mindat.org/forum.php?read,11,338827,354167 (Gerhard Möhn message)
According to Dr. Tony Kampf, mineral has been confirmed by PXRD analysis; Yang, H., Jenkins, R.A., Downs, R.T., Evans, S.H., Tait, K.T. (2011): Rruffite, Ca2Cu(AsO4)2·2H2O,a new member of the roselite group, from Tierra Amarilla, Chile. Canadian Mineralogist, 49, 877-884
Greece
 
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Agios Konstantinos [St Constantine] (Kamariza)
          • Kamariza Mines (Kamareza Mines)
Kolitsch, U., Rieck, B., Brandstätter, F., Schreiber, F., Fabritz, K. H., Blaß, G. & Gröbner, J. (2014): Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (I). Mineralien-Welt 25 (1), 60-75 (in German).
Spain (TL)
 
  • Murcia
    • Mazarrón
      • Pastrana
Viñals, J., Jambor, J.L., Raudsepp, M., Roberts, A.C., Grice. J.D., Kokinos, M., Wise, W.S. (2008): Barahonaite-(Al) and barahonaite-(Fe), new Ca-Cu arsenate mineral species, from Murcia Province, southeastern Spain, and Gold Hill, Utah. Canadian Mineralogist, 46, 205-217.
USA
 
  • Utah
    • Tooele Co.
      • Deep Creek Mts
        • Gold Hill District (Clifton District)
          • Gold Hill
Viñals, J., Jambor, J.L., Raudsepp, M., Roberts, A.C., Grice. J.D., Kokinos, M., Wise, W.S. (2008): Barahonaite-(Al) and barahonaite-(Fe), new Ca-Cu arsenate mineral species, from Murcia Province, southeastern Spain, and Gold Hill, Utah. Canadian Mineralogist, 46, 205-217.
Viñals, J., Jambor, J.L., Raudsepp, M., Roberts, A.C., Grice. J.D., Kokinos, M., Wise, W.S. (2008): Barahonaite-(Al) and barahonaite-(Fe), new Ca-Cu arsenate mineral species, from Murcia Province, southeastern Spain, and Gold Hill, Utah. Canadian Mineralogist, 46, 205-217; Brent Thorne and Joe Marty specimens.
Mineral and/or Locality  
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