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Moraesite

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Big Photo

Linópolis, Divino das Laranjeiras, Doce valley, Minas Gerais, Brazil
© O. Dziallas

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Formula:
Be
 
2
(PO
 
4
)(OH) · 4H
 
2
O
System:MonoclinicColour:White
This page provides mineralogical data about Moraesite.

Classification of Moraesite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/D.01-10
Nickel-Strunz 10th (pending) edition ID:8.DA.05

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

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

19 : Phosphates
3 : Phosphates of Be and Mg
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Type Occurrence of Moraesite

Type Locality:Sapucaia Mine (Proberil mine), Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Brazil
Year of Discovery:1953

Physical Properties of Moraesite

Colour:White

Crystallography of Moraesite

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

Optical Data of Moraesite

Type:Biaxial (-)
RI values: nα = 1.462 nβ = 1.482 nγ = 1.490
2V:Measured: 65° , Calculated: 62°
Maximum Birefringence:δ = 0.028

Chart 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 Moraesite

Formula:
Be
 
2
(PO
 
4
)(OH) · 4H
 
2
O
Essential elements:Be, H, O, P
All elements listed in formula:Be, H, O, P

Relationship of Moraesite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.DA.05Bearsite
Be
 
2
(AsO
 
4
)(OH) · 4H
 
2
O
8.DA.10Roscherite
Ca
 
2
Mn
2+
5
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
 · 6H
 
2
O
8.DA.10Zanazziite
Ca
 
2
Mg
 
5
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
 · 6H
 
2
O
8.DA.10Greifensteinite
Ca
 
2
Fe
2+
5
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
 · 6H
 
2
O
8.DA.10Atencioite
Ca
 
2
Fe
2+
3
Mg
 
2
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
 · 6H
 
2
O
8.DA.10Ruifrancoite
Ca
 
2
◻
 
2
(Fe
3+
 
,Mn
2+
 
,Mg)
 
4
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
(OH,H
 
2
O)
 
2
 · 4H
 
2
O
8.DA.10Guimarãesite
Ca
 
2
(Zn,Mg,Fe
2+
 
)
 
5
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
 · 6H
 
2
O
8.DA.10Footemineite
Ca
 
2
Mn
2+
 
Mn
2+
2
Mn
2+
2
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
 · 6H
 
2
O
8.DA.15Uralolite
Ca
 
2
Be
 
4
(PO
 
4
)
 
3
(OH)
 
3
 · 5H
 
2
O
8.DA.20Weinebeneite
CaBe
 
3
(PO
 
4
)
 
2
(OH)
 
2
 · 4H
 
2
O
8.DA.25Tiptopite
K
 
2
(Na,Ca)
 
2
Li
 
3
Be
 
6
(PO
 
4
)
 
6
(OH)
 
2
 · H
 
2
O
8.DA.30Veszelyite
(Cu,Zn)
 
2
Zn(PO
 
4
)
 
2
 · 2H
 
2
O
8.DA.35Kipushite
(Cu,Zn)
 
5
Zn(PO
 
4
)
 
2
(OH)
 
6
 · H
 
2
O
8.DA.35Philipsburgite
(Cu,Zn)
 
6
(AsO
 
4
,PO
 
4
)
 
2
(OH)
 
6
 · H
 
2
O
8.DA.40Spencerite
Zn
 
4
(PO
 
4
)
 
2
(OH)
 
2
 · 3H
 
2
O
8.DA.45Glucine
CaBe
 
4
(PO
 
4
)
 
2
(OH)
 
4
 · 0.5H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
19.3.2Beryllonite
NaBePO
 
4
19.3.3Hurlbutite
CaBe
 
2
(PO
 
4
)
 
2
19.3.4Hydroxylherderite
CaBe(PO
 
4
)(OH,F)
19.3.5Glucine
CaBe
 
4
(PO
 
4
)
 
2
(OH)
 
4
 · 0.5H
 
2
O
19.3.6Fransoletite
Ca
 
3
Be
 
2
(PO
 
4
)
 
2
(HPO
 
4
)
 
2
 · 4H
 
2
O
19.3.7Uralolite
Ca
 
2
Be
 
4
(PO
 
4
)
 
3
(OH)
 
3
 · 5H
 
2
O
19.3.9Pahasapaite
Li
 
8
(Ca,Li,K)
 
10.5
Be
 
24
(PO
 
4
)
 
24
 · 38H
 
2
O
19.3.10Tiptopite
K
 
2
(Na,Ca)
 
2
Li
 
3
Be
 
6
(PO
 
4
)
 
6
(OH)
 
2
 · H
 
2
O
19.3.11Gainesite
Na(Na,K)(Be,Li)Zr
 
2
(PO
 
4
)
 
4
 · 1.5-2H
 
2
O
19.3.12Roscherite
Ca
 
2
Mn
2+
5
Be
 
4
(PO
 
4
)
 
6
(OH)
 
4
 · 6H
 
2
O
19.3.13Faheyite
(Mn,Mg,Na)Be
 
2
Fe
 
2
(PO
 
4
)
 
4
 · 6H
 
2
O
19.3.14Farringtonite
Mg
 
3
(PO
 
4
)
 
2
19.3.15Holtedahlite
Mg
 
2
(PO
 
4
)(OH)
19.3.16Althausite
Mg
 
2
(PO
 
4
)(OH,F)
19.3.17Newberyite
Mg(HPO
 
4
) · 3H
 
2
O
19.3.18Phosphorrösslerite
Mg(HPO
 
4
) · 7H
 
2
O
19.3.19Bobierrite
Mg
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
19.3.20Barićite
(Mg,Fe)
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
19.3.21Panethite
(Na,Ca)
 
2
(Mg,Fe
2+
 
)
 
2
(PO
 
4
)
 
2
19.3.22Dittmarite
(NH
 
4
)Mg(PO
 
4
) · H
 
2
O
19.3.23Struvite
(NH
 
4
)Mg(PO
 
4
) · 6H
 
2
O
19.3.24Hannayite
(NH
 
4
)
 
2
Mg
 
3
H
 
4
(PO
 
4
)
 
4
 · 8H
 
2
O

Other Names for Moraesite

Other Languages:
German:Moraesit
Russian:Мораэзит
Spanish:Moraesita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Moraesite

Reference List:

- +
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 Moraesite

Search Engines:
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    • External Links:
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  • Look for Moraesite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Moraesite details from Handbook of Mineralogy (PDF)
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    • Localities for Moraesite

    The 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.
    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Australia
     
    • Western Australia
      • Nepean
    		Pinch, W.W. 1978. Rare minerals report. Mineralogical Record, 9(2): 113-114.
    Brazil
     
    • Minas Gerais
      • Doce valley
        • Divino das Laranjeiras
          • Linópolis
    		Mineralogical Record 24: 384-385
        • Galiléia
          • Sapucaia do Norte
    		American Mineralogist (1953): 38: 1126-1133.
        • Mendes Pimentel
    		Pers. Comm. from Paulo Anselmo Matioli
      • Jequitinhonha valley
        • Itinga
          • Taquaral
            • Piauí valley
    		Luis Menezes
    Finland
     
    • Southern Finland Province
      • Orivesi
        • Eräjärvi area
    		Sandström, F. & Lahti, S.I. (2009): Viitaniemipegmatiten i Eräjärvi, Orivesi, Finland. Litiofilen 26 (1): 11-38
    Germany
     
    • Bavaria
      • Lower Bavaria
        • Bavarian Forest
          • Tittling
            • Stützersdorf
    		Habel M., Habel A, (1994) Moraesit und Phrucalit aus dem Bayerischen Wald
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
    		www.koeln.netsurf.de/~w.steffens/lovo.htm
    • Urals Region
      • Middle Urals
        • Ekaterinburgskaya (Sverdlovskaya) 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
    		Schooner (1961); Januzzi (1976): Mineral Localities of CT and Southeastern NY State, p.234
    • Maine
      • Cumberland Co.
        • 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
    		To many to list here. If interested, we can e-mail them to you.
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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