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Hydrougrandite

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Formula:
(Ca,Mg,Fe
2+
 
)
 
3
(Fe
3+
 
,Al)
 
2
[(OH)
 
4
|(SiO
 
4
)
 
2
]
System:IsometricLustre:Vitreous


Garnet Group

Classification of Hydrougrandite

IMA status:Discredited
Strunz 8th edition ID:8/A.08-100

8 : Silicates
A : Nesosilicates, with [SiO4]4- groups, cations of tetrahedric orientation [4]
08 : Garnet group, Pyrope - Henritermierite
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Physical Properties of Hydrougrandite

Lustre:Vitreous

Crystallography of Hydrougrandite

Crystal System:Isometric

Optical Data of Hydrougrandite

Type:Isotropic

Chemical Properties of Hydrougrandite

Formula:
(Ca,Mg,Fe
2+
 
)
 
3
(Fe
3+
 
,Al)
 
2
[(OH)
 
4
|(SiO
 
4
)
 
2
]
Essential elements:Ca, Fe, H, O, Si
All elements listed in formula:Al, Ca, Fe, H, Mg, O, Si

Relationship of Hydrougrandite to other Species

Related Minerals - Strunz Grouping):

- +
8/A.08-10Pyrope
Mg
 
3
Al
 
2
(SiO
 
4
)
 
3
8/A.08-20Almandine
Fe
2+
3
Al
 
2
(SiO
 
4
)
 
3
8/A.08-30Spessartine
Mn
2+
3
Al
 
2
(SiO
 
4
)
 
3
8/A.08-40Calderite
(Mn
2+
 
,Ca)
 
3
(Fe
3+
 
,Al)
 
2
(SiO
 
4
)
 
3
8/A.08-50Knorringite
Mg
 
3
Cr
 
2
(SiO
 
4
)
 
3
8/A.08-60Majorite
Mg
 
3
(Fe
2+
 
,Si,Al)
 
2
(SiO
 
4
)
 
3
8/A.08-70Grossular
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3
8/A.08-80Hibschite
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3-x
(OH)
 
4x
8/A.08-90Katoite
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3-x
(OH)
 
4x
8/A.08-110Andradite
Ca
 
3
Fe
3+
2
(SiO
 
4
)
 
3
8/A.08-120Schorlomite
Ca
 
3
(Ti,Fe
3+
 
)
 
2
((Si,Fe
3+
 
)O
 
4
)
 
3
8/A.08-125Morimotoite
Ca
 
3
(Ti,Fe
2+
 
,Fe
3+
 
)
 
2
((Si,Fe
3+
 
)O
 
4
)
 
3
8/A.08-130Uvarovite
Ca
 
3
Cr
 
2
(SiO
 
4
)
 
3
8/A.08-138Yamatoite
(Mn
2+
 
,Ca)
 
3
(V
3+
 
,Al)
 
2
(SiO
 
4
)
 
3
8/A.08-140Goldmanite
Ca
 
3
V
3+
2
(SiO
 
4
)
 
3
8/A.08-150Kimzeyite
Ca
 
3
(Zr,Ti)
 
2
((Si,Al,Fe
3+
 
)O
 
4
)
 
3
8/A.08-155Wadalite
(Ca,Mg)
 
6
(Al,Fe
3+
 
)
 
4
((Si,Al)O
 
4
)
 
3
O
 
4
Cl
 
3
8/A.08-160Henritermierite
Ca
 
3
(Mn
3+
 
,Al)
 
2
(SiO
 
4
)
 
2
(OH)
 
4

Other Names for Hydrougrandite

Other Languages:
German:Hydrougrandit
Spanish:Hydrougrandita

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.

Internet Links for Hydrougrandite

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  • Edwards Minerals - Fine Specimens
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    • Localities for Hydrougrandite

    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.
    Canada
     
    • British Columbia
      • Lillooet Mining Division
    		http://www.em.gov.bc.ca/cf/minfile/search/search.cfm?mode=capbib&minfilno=092JNE065
    Italy
     
    • Lombardy
      • Sondrio Province
    		Lapis, 19 (10), 15-21+86.
          • Ciappanico
    		AA. VV., 1996. Collezionare minerali. Hobby & Work.
    Japan
     
    • Honshu Island
      • Chubu region
        • Shizuoka prefecture
          • Inasa-cho
    		Royal Ontario Museum specimen (obtained from Forrest Cureton)
    USA
     
    • South Carolina
      • Spartanburg Co.
        • Spartanburg
    		S.K. Mittwede and E.S. Schandl, Eur. J. Mineral. , 1992, 4, pp. 7-16.
    Mineral and/or Locality
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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. Current server date and time: 22nd Jun 2011 03:31:45
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