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Anapaite

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About AnapaiteHide

Formula:
Ca2Fe2+(PO4)2 · 4H2O
Colour:
Green, greenish-white, milky white, colorless; colourless to light green in transmitted light.
Lustre:
Sub-Vitreous, Resinous, Waxy, Greasy
Hardness:
Specific Gravity:
2.81
Crystal System:
Triclinic
Name:
Named by Arthur Sachs in 1902 for the type locality at Anapa, Taman Peninsula, Russia.
This page provides mineralogical data about Anapaite.


Classification of AnapaiteHide

Approved, 'Grandfathered' (first described prior to 1959)
8.CH.10

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
H : With large and medium-sized cations, RO4:H2O < 1:1
40.2.1.1

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
2 : AB2(XO4)2·xH2O
19.14.14

19 : Phosphates
14 : Phosphates of Fe and other metals

Physical Properties of AnapaiteHide

Sub-Vitreous, Resinous, Waxy, Greasy
Transparency:
Transparent
Colour:
Green, greenish-white, milky white, colorless; colourless to light green in transmitted light.
Streak:
White
Hardness:
3½ on Mohs scale
Tenacity:
Flexible
Cleavage:
Perfect
On {001}, perfect; on {010}, distinct.
Density:
2.81 g/cm3 (Measured)    2.81 g/cm3 (Calculated)

Optical Data of AnapaiteHide

Type:
Biaxial (+)
RI values:
nα = 1.602 nβ = 1.613 nγ = 1.649
2V:
Measured: 52° to 56°, Calculated: 60°
Birefringence:
0.037
Max Birefringence:
δ = 0.047
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v marked
Optical Extinction:
X (-119°, 81°); Y (147°, 70°), Z (-6°, 21°)
Pleochroism:
Not Visible

Chemical Properties of AnapaiteHide

Formula:
Ca2Fe2+(PO4)2 · 4H2O

Crystallography of AnapaiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Setting:
P1
Cell Parameters:
a = 6.447 Å, b = 6.816 Å, c = 5.898 Å
α = 101.64°, β = 104.24°, γ = 70.76°
Ratio:
a:b:c = 0.946 : 1 : 0.865
Unit Cell V:
235.11 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Crystals are tabular to bladed on {110}, modified by {001}, {010}, {100}, {111}, {111}, {011}, to 1 cm. Commonly in rosettes and subparallel aggregates and crusts of crystals; fibrous, and in nodules.

X-Ray Powder DiffractionHide

Image Loading

Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.
Powder Diffraction Data:
d-spacingIntensity
6.39 (35)
4.551 (35)
3.764 (100)
3.24 (40)
3.188 (45)
3.158 (70)
2.883 (75)
Comments:
ICDD 34-148

Type Occurrence of AnapaiteHide

Geological Setting of Type Material:
In oolitic iron ore, and in the stems of fossil trees
Associated Minerals at Type Locality:

Synonyms of AnapaiteHide

Other Language Names for AnapaiteHide

German:Anapait
Spanish:Anapaita

Common AssociatesHide

Goethiteα-Fe3+O(OH)
SideriteFeCO3
VivianiteFe2+3(PO4)2 · 8H2O
Associated Minerals Based on Photo Data:
Limonite9 photos of Anapaite associated with Limonite on mindat.org.
Baryte5 photos of Anapaite associated with Baryte on mindat.org.
Apatite3 photos of Anapaite associated with Apatite on mindat.org.
Eosphorite2 photos of Anapaite associated with Eosphorite on mindat.org.
Quartz2 photos of Anapaite associated with Quartz on mindat.org.
Calcite2 photos of Anapaite associated with Calcite on mindat.org.
Realgar2 photos of Anapaite associated with Realgar on mindat.org.
Hydroxylapatite2 photos of Anapaite associated with Hydroxylapatite on mindat.org.
Mitridatite1 photo of Anapaite associated with Mitridatite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.CH.05WalentaiteH(Ca,Mn2+,Fe2+)Fe3+3(AsO4,PO4)4 · 7H2OOrth.
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-(Al)(Ca,Cu,Na,Fe3+,Al)12Al2(AsO4)8(OH,Cl)x · nH2OMon. 2/m : P2/b
8.CH.60Barahonaite-(Fe)(Ca,Cu,Na,Fe3+,Al)12Fe3+2(AsO4)8(OH,Cl)x · nH2OMon. 2/m : P2/b

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

19.14.1CyriloviteNaFe3+3(PO4)2(OH)4 · 2H2OTet. 4 2 2 : P41 21 2
19.14.2KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33Mon. 2/m : P2/b
19.14.3Rosemaryite(Na,Ca,Mn)(Mn,Fe2+)(Fe3+,Mg)Al(PO4)3Mon. 2/m : P21/b
19.14.4Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3Mon. 2/m
19.14.5Ferrowyllieite(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO4)3Mon. 2/m : P21/b
19.14.6NatrodufréniteNaFe2+Fe3+5(PO4)4(OH)6 · 2H2OMon.
19.14.7LeucophosphiteKFe3+2(PO4)2(OH) · 2H2OMon. 2/m : P21/b
19.14.8Spheniscidite(NH4,K)(Fe3+,Al)2(PO4)2(OH) · 2H2OMon.
19.14.9BurangaiteNaFe2+Al5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
19.14.10Satterlyite(Fe2+,Mg,Fe)12(PO4)5(PO3OH)(OH,O)6Trig. 3m (3 2/m) : P3 1m
19.14.11UshkoviteMgFe3+2(PO4)2(OH)2 · 8H2OTric.
19.14.12Garyansellite(Mg,Fe)3(PO4)2(OH,O) · 1.5H2OOrth. mmm (2/m 2/m 2/m)
19.14.13ThadeuiteCa(Mg,Fe2+)3(PO4)2(OH,F)2Orth. 2 2 2 : C2 2 21
19.14.15XanthoxeniteCa4Fe3+2(PO4)4(OH)2 · 3H2OTric. 1 : P1
19.14.16CalcioferriteCa2Fe3+2(PO4)3(OH) · 7H2OMon. 2/m : B2/b
19.14.17MitridatiteCa2Fe3+3(PO4)3O2 · 3H2OMon. 2/m : B2/b
19.14.18MélonjosephiteCaFe2+Fe3+(PO4)2(OH)
19.14.19DelvauxiteCaFe4(PO4,SO4)2(OH)8 · 4-6H2O not confirmed · Amor.
19.14.20CollinsiteCa2Mg(PO4)2 · 2H2OTric. 1 : P1
19.14.21SegeleriteCa2 Mg2 Fe3+2(PO4)4(OH)2 · 8H2OOrth. mmm (2/m 2/m 2/m) : Pcca
19.14.22KingsmountiteCa4(Fe2+,Mn2+)Al4(PO4)6(OH)4 · 12H2OMon. 2 : B2
19.14.23VauxiteFe2+Al2(PO4)2(OH)2 · 6H2OTric. 1 : P1
19.14.24MetavauxiteFe2+Al2(PO4)2(OH)2 · 8H2OMon. 2/m : P21/b
19.14.25ParavauxiteFe2+Al2(PO4)2(OH)2 · 8H2OTric. 1 : P1
19.14.26SigloiteFe3+Al2(PO4)2(OH)3 · 7H2OTric.
19.14.27CacoxeniteFe3+24AlO6(PO4)17(OH)12 · 75H2OHex. 6/m : P63/m
19.14.28KoninckiteFe3+PO4 · 3H2OTet.
19.14.29LazuliteMgAl2(PO4)2(OH)2Mon. 2/m : P21/b
19.14.30ScorzaliteFe2+Al2(PO4)2(OH)2Mon. 2/m : P21/b
19.14.31Souzalite(Mg,Fe2+)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2OTric.
19.14.32Gormanite(Fe2+,Mg)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2OTric.
19.14.33ZaïriteBiFe3+3(PO4)2(OH)6Trig. 3m (3 2/m) : R3m

Fluorescence of AnapaiteHide

Not fluorescent

Other InformationHide

Notes:
Readily soluble in HCl and HNO3.
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 AnapaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Popoff (1902) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 37: 267. [as Tamanit]
Sachs, A. (1902) Über Anapait, ein neues Kalkeisenphosphat von Anapa am Schwarzen Meere. Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften: 1902: 18-21.
Loczka, J. (1903) Chemische Analyse des Anapaït. Zeitschrift für Kristallographie: 37: 438-441.
Popoff (1910) Academy of Science of St. Petersburg, Museum of Geology, Trav.: 4: 49.
Palache, C. (1933) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 86: 280.
Chukhrov (1937) Transactions of the Lomonosoff Institute, Academy of Sciences, U.S.S.R., no. 10: 131.
Wolfe, C.W. (1940) Classification of minerals of the type A3(XO4)2·nH2O (concluded). American Mineralogist: 25: 787-809.
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.: 731-732.
Rumanova, I.M., Znamenskaya, M.N. (1961) The crystal structure of anapaite. Soviet Physics - Crystallography: 5: 650-658.
Catti, M., Ferraris, G., Ivaldi, G. (1979) Refinement of the crystal structure of anapaite, Ca2Fe(PO4)2·4H2O: hydrogen bonding and relationships with the bihydrated phase. Bulletin de Minéralogie: 102: 314-318.

Internet Links for AnapaiteHide

Localities for AnapaiteHide

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.
Bulgaria
 
Kunov, A. (2004) The Phosphate Minerals on Bulgaria-distribution and Genesis. Bulgarian Geological Society, Annual Scientific Conference “Geology 2004”
China
 
  • Fujian
    • Nanping
      • Yanping District
        • Nanping pegmatite field (Xikeng pegmatite field)
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.
Germany
 
  • Bavaria
    • Franconia
      • Rhön
        • Bischofsheim
          • Sondheim
Weiss: "Mineralfundstellen, Deutschland West", 1990
  • Hesse
    • Darmstadt
      • Messel
Aufschluss 1980(6), 192-204
Dietrich, R. (1978): Das Messelitproblem: Messelit und Anapait aus dem Ölschiefervorkommen bei Messel. Der Aufschluss, 29, 229-233; Aufschluss 1980(6), 192-204
  • Saxony
    • Erzgebirge District
      • Ehrenfriedersdorf
Thomas, R., and Webster, J.D. (2000): Mineralium Deposita 35, 570-582.
Greece
 
  • Thessaly
    • Larissa
M.G. Stamatakis, N.K. Koukouzas (2001) The occurrence of phosphate minerals in lacustrine clayey diatomite deposits, Thessaly, Central Greece. Sedimentary Geology 139:33-47.
Italy
 
  • Tuscany
    • Arezzo Province
      • Valdarno
        • Cavriglia
          • Santa Barbara lignite District
No reference listed
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
Cipriani N., Malesani P., Vannucci S. (1974) - L'anapaite della miniera di lignite della S. Barbara. Periodico di mineralogia – Roma pp. 663-671 and Mineralogical Record, 25 (4), 293-299.; Corazza, M., Pratesi, G., & Braga, R. (1994). Minerals of the upper Arno River valley. Mineralogical Record, 25(4), 293.
Leo Pasquini (1980) - Vivianite di S. Giovanni Valdarno - Rivista Mineralogica Italiana, Fasc. 2, Milano
Malawi/Mozambique/Tanzania
 
http://www.uoguelph.ca/~geology/rocks_for_crops/35malawi.PDF
New Zealand
 
  • South Island
    • Otago Region
      • Central Otago District
Railton, G.L. & Watters, W.A., Minerals of New Zealand, New Zealand Geological Survey Bull. #104 (1990).
Russia (TL)
 
  • Krasnodar Krai
    • Taman Peninsula
      • Anapa
Nikita Vladimirovich Chukanov (2005) Kerch Iron-Ore Basin. Mineralogical Almanac vol 8, 112pp.; Loczka, J. (1903) Chemische Analyse des Anapaït. Zeitschrift für Kristallographie: 37: 438-441.
Spain
 
  • Catalonia
    • Lleida (Lérida)
      • Cerdanya
De las Heras, X., Grimalt, J. O., Albaiges, J., Julia, R., & Anadon, P. (1989). Origin and diagenesis of the organic matter in Miocene freshwater lacustrine phosphates (Cerdanya Basin, Eastern Pyrenees). Organic geochemistry, 14(6), 667-677.; Bech i Borràs, J., & Vallejo, V. R. (1977). Contribución al conocimiento de la anapaita de la Cerdanya. Acta Geologica Hispanica, 1977, vol. XII, num. 4-6, p. 113-116.
Rosell, J. (2014): "Barita en els nòduls d'anapaïta de la Cerdanya catalana. INFOMINER, 60. Edita Grup Mineralògic Català, Barcelona."
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: 732.
Ukraine
 
  • Crimea
    • Kerch peninsula (Kertch peninsula)
      • Kerchenskyi (Fe)-ore basin
        • Kerchenskoe deposit
          • Eltigen-Ortel' Trough
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: 732.
Arbuzov V.A. et al. (1967) Kerch Iron-Ore Basin (Kerchenskii Zhelezorydny Bassein)/ - Moscow:Nedra. - 576 h/ (Rus.)
Pavel M. Kartashov data; Chukanov Nikita V. (2005) Minerals of the Kerch iron0ore basin in Eastern Crimea. - Mineralogical Almanac, vol.8, 109 p.
      • Novoselovka Village area
Shnykov E.F. at al.(1971) Mud Volcanism and Ore Formation (Gryazevoi Vulkanizm i Rudoobrazovanie). Kiev:Naukova Dumka. 332 p. (Rus.)
USA
 
  • California
    • Kings Co.
      • Corcoran
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: 732; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 72; Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000.
  • Nevada
    • Lyon Co.
      • Singatse Range
        • Yerington District
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
NBMG Spec. Pub. 31 Minerals of Nevada
  • New Hampshire
    • Grafton Co.
      • Groton
No reference listed
Mineral and/or Locality  
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