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Moraesite

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About MoraesiteHide

Luciano Jacques de Moraes (1896–1968)
Formula:
Be2(PO4)(OH) · 4H2O
Colour:
White
Crystal System:
Monoclinic
Name:
Named in 1953 by Marie Louise Lindberg (Smith), William T. Pecora, and Aluízio Licínio de Miranda Barbosa in honor of Dr. Luciano Jacques de Moraes [1896–1968], Brazilian mineralogist and geologist.
This page provides mineralogical data about Moraesite.


Classification of MoraesiteHide

Approved, 'Grandfathered' (first described prior to 1959)
8.DA.05

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
A : With small (and occasionally larger) cations
42.6.1.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
6 : A2(XO4)Zq·xH2O
19.3.1

19 : Phosphates
3 : Phosphates of Be and Mg

Physical Properties of MoraesiteHide

Colour:
White

Optical Data of MoraesiteHide

Type:
Biaxial (-)
RI values:
nα = 1.462 nβ = 1.482 nγ = 1.490
2V:
Measured: 65° , Calculated: 62°
Max Birefringence:
δ = 0.028
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v strong

Chemical Properties of MoraesiteHide

Formula:
Be2(PO4)(OH) · 4H2O

Crystallography of MoraesiteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 8.55 Å, b = 36.9 Å, c = 7.13 Å
β = 97.68°
Ratio:
a:b:c = 0.232 : 1 : 0.193
Unit Cell V:
2,229.30 ų (Calculated from Unit Cell)

Type Occurrence of MoraesiteHide

Other Language Names for MoraesiteHide

German:Moraesit
Spanish:Moraesita

Common AssociatesHide

Associated Minerals Based on Photo Data:
Beryllonite11 photos of Moraesite associated with Beryllonite on mindat.org.
Quartz5 photos of Moraesite associated with Quartz on mindat.org.
Zanazziite4 photos of Moraesite associated with Zanazziite on mindat.org.
Roscherite3 photos of Moraesite associated with Roscherite on mindat.org.
Elbaite1 photo of Moraesite associated with Elbaite on mindat.org.
Atencioite1 photo of Moraesite associated with Atencioite on mindat.org.
Ushkovite1 photo of Moraesite associated with Ushkovite on mindat.org.
Rockbridgeite1 photo of Moraesite associated with Rockbridgeite on mindat.org.
Crandallite1 photo of Moraesite associated with Crandallite on mindat.org.
Fluorapatite1 photo of Moraesite associated with Fluorapatite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.DA.05BearsiteBe2(AsO4)(OH) · 4H2OMon.
8.DA.10RoscheriteCa2Mn2+5Be4(PO4)6(OH)4 · 6H2OMon. 2/m : B2/m
8.DA.10ZanazziiteCa2Mg5Be4(PO4)6(OH)4 · 6H2OMon. 2/m : B2/b
8.DA.10GreifensteiniteCa2Fe2+5Be4(PO4)6(OH)4 · 6H2OMon.
8.DA.10AtencioiteCa2Fe2+3Mg2Be4(PO4)6(OH)4 · 6H2O
8.DA.10RuifrancoiteCa2(◻,Mn)2(Fe3+,Mn,Mg)4Be4(PO4)6(OH)4(OH,H2O)2 · 4H2OMon. 2/m : B2/b
8.DA.10GuimarãesiteCa2Be4Zn5(PO4)6(OH)4 · 6H2OMon. 2/m : B2/b
8.DA.10FootemineiteCa2Mn2+Mn2+2Mn2+2Be4(PO4)6(OH)4 · 6H2OTric. 1 : P1
8.DA.15UraloliteCa2Be4(PO4)3(OH)3 · 5H2OMon.
8.DA.20WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2OMon.
8.DA.25TiptopiteK2(Na,Ca)2Li3Be6(PO4)6(OH)2 · H2OHex.
8.DA.30Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2OMon. 2/m : P21/b
8.DA.35Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2OMon.
8.DA.35Philipsburgite(Cu,Zn)6(AsO4,PO4)2(OH)6 · H2OMon.
8.DA.40SpenceriteZn4(PO4)2(OH)2 · 3H2OMon. 2/m : P2/b
8.DA.45GlucineCaBe4(PO4)2(OH)4 · 0.5H2O
8.DA.50Ianbruceite[Zn2(OH)(H2O)(AsO4)](H2O)2Mon. 2/m : P21/b

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

42.6.1.2BearsiteBe2(AsO4)(OH) · 4H2OMon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

19.3.2BerylloniteNaBePO4Mon. 2/m : P21/b
19.3.3HurlbutiteCaBe2(PO4)2Mon.
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 MoraesiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist (1953): 38: 1126-1133.
Merlino S., & Pasero M.(1992): Crystal chemistry of beryllophosphates: The crystal structure of moraesite, Be2(PO4)(OH).4H2O. Zeitschrift für Kristallographie: 201: 253-262.

Internet Links for MoraesiteHide

Localities for MoraesiteHide

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.
Australia
 
  • Western Australia
    • Coolgardie Shire
      • Nepean
Pinch, W.W. (1978) Rare minerals report. Mineralogical Record, 9(2): 113-114.
Brazil
 
  • Minas Gerais
    • Divino das Laranjeiras
      • Linópolis
Mineralogical Record 24: 384-385
Atencio et al (2005) Roscherite-Group Minerals from Brazil, Axis (Min Rec), Vol 1, #6, p.1 (2005)
Luiz Alberto Dias Menezes Fo.
    • Galiléia
      • Sapucaia do Norte
American Mineralogist (1953): 38: 1126-1133.
    • Itinga
Cassedanne, J. P., & Cassedanne, J. O. (1987). La moraesite de la mine de tourmaline de Humaita, Minas Gerais, Brésil. The Canadian Mineralogist, 25(3), 419-424.
Sergio Varvello collection
      • Taquaral
        • Piauí valley
Chukanov N V et al (2007) Guimarãesite, a new Zn-dominant monoclinic roscherite-group mineral from Itinga, Minas Gerais, Brazil, New Data on Minerals. Moscow, 42, 11-15
Luis Menezes; Hatert, F., Philippo, S., Ottolini, L., Dal Bo, F., Scholz, R., Chaves, M. L., ... & Menezes Filho, L. A. (2017). Wilancookite,(Ba, K, Na) 8 (Ba, Li,□) 6Be24P24O96· 32H2O, a new beryllophosphate with a zeolite framework. European Journal of Mineralogy, 29(5), 923-930.
    • Mendes Pimentel
Pers. Comm. from Paulo Anselmo Matioli
Atencio, D., Coutinho, J. M., & Menezes Filho, L. A. (2005) Roscherite-Group Minerals. Axis Vol 1 No. 6.
Finland
 
  • Western and Inner Finland Region
    • Orivesi
      • Eräjärvi area
Sandström, F. & Lahti, S.I. (2009): Viitaniemipegmatiten i Eräjärvi, Orivesi, Finland. Litiofilen 26 (1): 11-38
France
 
  • Occitanie
    • Aveyron
      • La Capelle-Bleys
Boisson, J.-M. & Leconte, J. (2014): Analyses 2012-2013 MNHN-MICROMONTEURS. La revue de Micromonteurs, 21.
Germany
 
  • Bavaria
    • Lower Bavaria
      • Tittling
        • Hötzendorf
Habel M., Habel A, (1994) Moraesit und Phrucalit aus dem Bayerischen Wald
      • Waldkirchen
        • Oberfrauenwald
Habel, M. (1995). Neufunde aus dem 'Östlichen Bayrischen Wald'. Mineralien-Welt, Jg.6, Nr.1, S.44-46.
Namibia
 
  • Karas Region
    • Karasburg District
      • Tantalite Valley
Bezing, L. von, Bode, R. & Jahn, S. (2008): Namibia Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag GmbH, Haltern, 384 pp. (in English)
Peru
 
  • Puno Department
    • Carabaya Province
Li, V. (2016). The Uranium Mineralization of the Macusani District, Southeast Peru: Mineralogy, Geochemistry, Geochronology and Ore-Genetic Model. PhD Thesis Queen’s University, Kingston, Ontario, Canada
Russia
 
  • Eastern-Siberian Region
    • Transbaikalia (Zabaykalye)
      • Chitinskaya Oblast'
        • Chita
          • Durulgui pegmatite field
Lykova I. S., Varlamov D. A., Chukanov N. V., Pautov L. A., Ksenofontov D. A. (2017): Phosphates of the Chalotskoe pegmatite deposit (Transbaikalia). Zapiski RMO 146, 44-53
  • Northern Region
    • Murmanskaya Oblast'
www.koeln.netsurf.de/~w.steffens/lovo.htm
Arzamastsev, A., Yakovenchuk, V., Pakhomovsky, Y., & Ivanyuk, G. (2008). The Khibina and Lovozero alkaline massifs: Geology and unique mineralization. In Guidbook for 33rd International Geological Congress Excursion (No. 47, p. 58).
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
        • Kamensk-Ural'skii
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
USA
 
  • Connecticut
    • Middlesex Co.
      • East Hampton (Chatham)
        • Cobalt
Schooner (1961); Januzzi (1976): Mineral Localities of CT and Southeastern NY State, p.234
      • Portland
        • Collins Hill
          • Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries)
Harold Moritz collection
  • Maine
    • Cumberland Co.
      • Baldwin
        • West Baldwin
Collections of Elmar Lackner and Jason B. Smith
    • Oxford Co.
      • Greenwood
        • Uncle Tom Mountain
Mineral News (1995) 11:2 pp1,2,5
      • Newry
King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed.), 2000, Mineralogy of Maine, V. 2.
King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed), 2000, Mineralogy of Maine, V. 2
King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed), 2000, Mineralogy of Maine, V. 2
      • Paris
King, V. T. and Foord, E. E., 1994, Mineralogy of Maine, Descriptive Mineralogy, volume 1, Maine Geological Survey, Augusta, Maine, USA, pp. 418 + 88 plates. Mineralogical Record 22:382
  • New Hampshire
    • Cheshire Co.
      • Walpole
Tom Mortimer (Oct. 2010) - mindatnh.org
    • Grafton Co.
      • Alexandria
Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
      • Groton
Rocks & Min. 80:251
Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
Mineralogical Record (1973) 4:103-130
Janules, B. in Micromounters of New England program, May 1991; Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
    • Sullivan Co.
      • Newport
Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
  • North Carolina
    • Cleveland Co.
      • Kings Mountain District
Smithsonian Institution Mineral Reference Collection No.163023-00
Mineral and/or Locality  
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