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Yavapaiite

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About YavapaiiteHide

Formula:
KFe(SO4)2
Colour:
Pale purplish pink
Lustre:
Sub-Adamantine, Vitreous
Hardness:
2½ - 3
Specific Gravity:
2.88
Crystal System:
Monoclinic
Name:
Named after the Yavapai people who first inhabited the area where the mineral was found.

Classification of YavapaiiteHide

Approved
7.AC.15

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
A : Sulfates (selenates, etc.) without additional anions, without H2O
C : With medium-sized and large cations
28.3.4.1

28 : ANHYDROUS ACID AND NORMAL SULFATES
3 : AXO4
25.11.6

25 : Sulphates
11 : Sulphates of Fe and other metals

Physical Properties of YavapaiiteHide

Sub-Adamantine, Vitreous
Transparency:
Transparent
Colour:
Pale purplish pink
Streak:
White to pale yellow
Hardness:
2½ - 3 on Mohs scale
Tenacity:
Very brittle
Cleavage:
Perfect
Perfect on {001}, {110}, distinct on {110}
Fracture:
Irregular/Uneven, Sub-Conchoidal
Density:
2.88 g/cm3 (Measured)    2.891 g/cm3 (Calculated)

Optical Data of YavapaiiteHide

Type:
Biaxial (-)
RI values:
nα = 1.593(2) nβ = 1.684(2) nγ = 1.698(1)
2V:
Measured: 30° , Calculated: 40°
Max Birefringence:
δ = 0.105
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r > v strong

Chemical Properties of YavapaiiteHide

Formula:
KFe(SO4)2
IMA Formula:
KFe3+(SO4)2

Crystallography of YavapaiiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Cell Parameters:
a = 8.152(2) Å, b = 5.153(4) Å, c = 7.877(5) Å
β = 94.9(7)°
Ratio:
a:b:c = 1.582 : 1 : 1.529
Unit Cell V:
329.68 ų (Calculated from Unit Cell)
Z:
2

Type Occurrence of YavapaiiteHide

Other Language Names for YavapaiiteHide

German:Yavapaiit
Simplified Chinese:斜钾铁矾
Spanish:Yavapaiita

Relationship of Yavapaiite to other SpeciesHide

Other Members of this group:
EldfelliteNaFe3+(SO4)2Mon. 2/m : B2/m

Common AssociatesHide

Associated Minerals Based on Photo Data:
Krausite1 photo of Yavapaiite associated with Krausite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

7.AC.Aluminopyracmonite(NH4)3Al(SO4)3Trig. 3 : R3
7.AC.Acmonidesite(NH4,K,Pb)8NaFe2+4(SO4)5Cl8Orth. 2 2 2 : C2 2 21
7.AC.05VanthoffiteNa6Mg(SO4)4Mon. 2/m : P21/b
7.AC.08Pyracmonite(NH4)3Fe(SO4)3Trig. 3m : R3c
7.AC.10Efremovite(NH4)2Mg2(SO4)3Iso.
7.AC.10LangbeiniteK2Mg2(SO4)3Iso. 2 3 : P21 3
7.AC.10ManganolangbeiniteK2Mn2(SO4)3Iso. 2 3 : P21 3
7.AC.15EldfelliteNaFe3+(SO4)2Mon. 2/m : B2/m
7.AC.20Godovikovite(NH4)Al(SO4)2Trig. 3 2 : P3 2 1
7.AC.20Sabieite(NH4)Fe3+(SO4)2Trig. 3 2 : P3 2 1
7.AC.25ThénarditeNa2SO4Orth. mmm (2/m 2/m 2/m) : Fddd
7.AC.30MetathénarditeNa2SO4Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.AC.35Aphthitalite(K,Na)3Na(SO4)2Trig.

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

28.3.4.2EldfelliteNaFe3+(SO4)2Mon. 2/m : B2/m

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

25.11.1NatrojarositeNaFe3(SO4)2(OH)6Trig. 3m : R3m
25.11.2SideronatriteNa2Fe(SO4)2(OH) · 3H2OOrth. 2 2 2 : P21 21 21
25.11.3MetasideronatriteNa2Fe(SO4)2(OH) · H2OOrth. mmm (2/m 2/m 2/m)
25.11.4FerrinatriteNa3Fe(SO4)3 · 3H2OTrig. 3 : P3
25.11.5AmarilliteNaFe(SO4)2 · 6H2OMon. 2/m : B2/b
25.11.7KrausiteKFe(SO4)2 · H2OMon. 2/m : P21/m
25.11.8GoldichiteKFe(SO4)2 · 4H2OMon. 2/m : P21/b
25.11.9JarositeKFe3+ 3(SO4)2(OH)6Trig. 3m (3 2/m) : R3m
25.11.10VoltaiteK2Fe2+5Fe3+3Al(SO4)12 · 18H2OIso. m3m (4/m 3 2/m) : Fd3c
25.11.11UngemachiteK3Na8Fe(SO4)6(NO3)2 · 6H2OTrig. 3 : R3
25.11.12MetavoltineNa6K2FeFe6(SO4)12O2 · 18H2OTrig.
25.11.13Sabieite(NH4)Fe3+(SO4)2Trig. 3 2 : P3 2 1
25.11.14Ammoniojarosite(NH4)Fe3+3(SO4)2(OH)6Trig. 3m : R3m
25.11.15Clairite(NH4)2Fe3(SO4)4(OH)3 · 3H2OTric.
25.11.16Mohrite(NH4)2Fe(SO4)2 · 6H2OMon. 2/m : P21/b
25.11.17Lonecreekite(NH4)Fe3+(SO4)2 · 12H2OIso.
25.11.18Godovikovite(NH4)Al(SO4)2Trig. 3 2 : P3 2 1
25.11.19BotryogenMgFe3+(SO4)2(OH) · 7H2OMon. 2/m
25.11.21Slavíkite(H3O+)3Mg6Fe15(SO4)21(OH)18 · 98H2OTrig. 3 : R3
25.11.23SturmaniteCa6(Fe3+,Al,Mn3+)2(SO4)2[B(OH)4](OH)12 · 25H2OTrig. 3m : P3 1c
25.11.24Millosevichite(Al,Fe)2(SO4)3Trig. 3 : R3
25.11.25AluminocopiapiteAl2/3Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
25.11.26HalotrichiteFeAl2(SO4)4 · 22H2OMon. 2 : P2
25.11.27Idrizite(Mg,Fe)(Al,Fe)2(SO4)3(OH)2 · 15H2O or near
25.11.28LishizheniteZnFe2(SO4)4 · 14H2OTric. 1 : P1
25.11.29ZincovoltaiteK2Zn5Fe3+3Al(SO4)12 · 18H2OIso. m3m (4/m 3 2/m) : Fd3c

Other InformationHide

Notes:
Soluble in water with seperation of Fe(OH)3 from weakly acid solution.
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 YavapaiiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Hutton, C. O. (1959): Yavapaiite, an anhydrous potassium, ferric sulfate from Jerome, Arizona. American Mineralogist: 44: 1105-1114.
American Mineralogist (1966): 51: 1546.
American Mineralogist (1971): 56: 1917-1933.

Internet Links for YavapaiiteHide

Localities for YavapaiiteHide

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
 
  • Antofagasta Region
    • El Loa Province
      • Calama
        • Cerritos Bayos
Samples analysed by Dr. Jochen Schluter, Curator of Hamburg Mineralogical Museum, Germany
China
 
  • Xinjiang Autonomous Region
    • Hami Prefecture (Kumul Prefecture; Qumul Prefecture)
      • Hami Co. (Kumul Co.; Qumul Co.)
Yingxia Xu, Kezhang Qin, Kunshou Ding, Jinxiang Li, Yu Miao, Tonghui Fang, Xingwang Xu, Daming Li, and Xiuquan Luo (2008): Acta Petrologica Sinica 24(10), 2371-2383
    • Tulufan Prefecture (Turfan Prefecture; Turpan Prefecture)
      • Shanshan Co. (Piqan Co.; Pichan Co.)
        • Kanggur-Xifengshan gold belt
Zhaoxin Han, Lijun Luan, and Chaoyou Wang (2004): Journal of Xi'an University of Science and Technology 24(3), 324-327; Kaiyin Bai and Zhaoxin Han (2007): Northwestern Geology 40(2), 114-117
Italy
 
  • Campania
    • Phlegrean Volcanic Complex
      • Naples Province
        • Phlegrean Fields
          • Pozzuoli
De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol
  • Sicily
    • Messina Province
      • Eolie Islands (Aeolian Islands)
        • Lipari
          • Vulcano Island
            • Porto Levante
              • Faraglioni di Levante (Grotte dei Faraglioni; Grotte del Faraglione; "Grotte de Faraglione")
                • Faraglione Nico (Faraglione Piccolo; Faragghiune Nicu)
Campostrini I. et al - Vulcano: ein aussergewohnlicher Fundpunkt von neuen und seltenen Mineralien - MineralienWelt 2010 - nr.3 - p.40-57
Poland
 
  • Upper Silesia (Śląskie)
    • Upper Silesian Coal Basin
      • Rybnik Coal Area
        • Radlin
Łukasz Kruszewski (2012) Unique chloride assemblage of exhalative origin from burning coal-mining dump in Radlin (Rybnik Coal Area, S Poland). Mineralogical Society of Poland Special Papers 40
Russia
 
  • Far-Eastern Region
    • Sakhalinskaya Oblast'
      • Kuril Islands (Kurile Islands)
        • Iturup Island
Africano, F., Bernard, A., & Korzhinsky, M. (2003). High temper-ature volcanic gas geochemistry (major and minor elements) at Kudryavy volcano, Iturup Island, Kuril Arc, Russia. Rev. Port. Volcanol, 1, 87-94.
USA (TL)
 
  • Arizona
    • Yavapai Co.
      • Black Hills (Black Hill Range)
        • Verde District
          • Jerome
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 262, 428-429; Anthony, J.W., et al (1972), The crystal structure of yavapaiite: A discussion, Am.Min.: 57: 1546; Graeber, E.J. & A. Rosenzweig (1971), The crystal structure of yavapaiite KFe(SO4)2 and goldichite, KFe(SO4)2·4H2, Am.Min.: 56: 1917-1933; Hutton, C.O. (1959a), Yavapaiite, an anhydrous potassium, ferric sulfate from Jerome, AZ: Am.Min.: 44: 1105-1114; Nickel & Nichols (1991), Mineral Reference Manual: 233.
  • Tennessee
    • Monroe Co.
      • Tellico Plains
Travis A. Paris (2011) Tennessee mineral locality index. Rocks & Minerals, 86, #4, 300-328.
Mineral and/or Locality  
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