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Hydrougrandite

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
[(OH)
 
6-1
|(SiO
 
4
)
 
1.5-2.5
]
8/A.08-90Katoite
Ca
 
3
Al
 
2
[(OH)
 
8-6
|(SiO
 
4
)
 
1-1.5
]
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+
 
,Fe
2+
 
)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+
 
,Al,Fe
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
 
6
(Al,Mg)
 
4
[Cl
 
3
|O
 
4
|{(Si,Al,Fe
3+
 
)O
 
4
}
 
3
]
8/A.08-160Henritermierite
Ca
 
3
(Mn
3+
 
,Al)
 
2
[(OH)
 
4
|(SiO
 
4
)
 
2
]

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.

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Internet Links for Hydrougrandite

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    Localities for Hydrougrandite

    (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.
    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
    Google
     
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