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Minerals that include Fe, Mg, O, Si

  • Actinolite
    • ☐Ca
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    5
    		(Si
     
    8
    		O
     
    22
    		)(OH)
     
    2
  • 'Aegirine-augite'
    • (Na,Ca)(Fe
    3+
     
    		,Fe
    2+
     
    		,Mg,Al)Si
     
    2
    		O
     
    6
  • Aerinite
    • Ca
     
    5
    		(Fe
    3+
     
    		,Al,Fe
    2+
     
    		,Mg)(Al,Mg)
     
    6
    		[HSi
     
    12
    		O
     
    36
    		(OH)
     
    12
    		][(CO
     
    3
    		)
     
    1.2
    		(H
     
    2
    		O)
     
    12
    		]
  • Akimotoite
    • (Mg,Fe
    2+
     
    		)SiO
     
    3
  • Almarudite
    • K([],Na)
     
    2
    		(Mn
    2+
     
    		,Fe
    2+
     
    		,Mg)
     
    2
    		(Be,Al)
     
    3
    		[Si
     
    12
    		O
     
    30
    		]
  • 'Aloisiite'
    • Na
     
    2
    		(Ca,Fe,Mg)
     
    5
    		Si
     
    2
    		O
     
    10
    		·2H
     
    2
    		O
  • Aluminoceladonite
    • K(Mg,Fe
    2+
     
    		)(Al,Fe
    3+
     
    		)[(OH)
     
    2
    		|Si
     
    4
    		O
     
    10
    		]
  • Anandite
    • (Ba,K)(Fe
    2+
     
    		,Mg)
     
    3
    		[(O,OH)
     
    2
    		|(Si,Al,Fe)
     
    4
    		O
     
    10
    		]
  • Antigorite
    • (Mg,Fe
    2+
     
    		)
     
    3
    		[(OH)
     
    4
    		|Si
     
    2
    		O
     
    5
    		]
  • 'Antillite'
    • (Mg,Fe)
     
    3
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  • 'Aphrosiderite'
    • (Fe,Mg,Al)
     
    6
    		(Si,Al)
     
    4
    		O
     
    10
    		(OH)
     
    8
  • 'Aquacreptite (of Shepard)'
    • Mg
     
    4
    		Fe
     
    2
    		Si
     
    6
    		O
     
    19
    		·8H
     
    2
    		O with some Al
     
    2
    		O
     
    3
    		, or near·
  • Ardennite-(V)
    • Mn
    2+
    4
    		[Al
     
    4
    		(Mg,Al,Fe
    3+
     
    		,Mn
    3+
     
    		)
     
    2
    		][(OH)
     
    6
    		|(VO
     
    4
    		,SiO
     
    4
    		)|(SiO
     
    4
    		)
     
    2
    		|Si
     
    3
    		O
     
    10
    		]
  • 'Atheriastite'
    • near Ca
     
    5
    		MgFeAl
     
    6
    		Si
     
    8
    		O
     
    32
    		·5H
     
    2
    		O
  • Augite
    • (Ca,Na)(Mg,Fe
    2+
     
    		,Al,Fe
    3+
     
    		,Ti)[(Si,Al)
     
    2
    		O
     
    6
    		]
  • Baileychlore
    • (Zn,Fe,Al,Mg)
     
    6
    		(Si,Al)
     
    4
    		O
     
    10
    		(OH)
     
    8
  • Balangeroite
    • (Mg,Fe,Fe,Mn)
     
    42
    		Si
     
    16
    		O
     
    54
    		(OH)
     
    40
  • 'Bardolite'
    • near K
     
    2
    		Mg
     
    5
    		FeFe
     
    4
    		Al
     
    2
    		Si
     
    12
    		O
     
    40
  • 'Barettite'
    • near (Ca,Mg,Fe)
     
    6
    		Si
     
    5
    		O
     
    16
    		·0.5H
     
    2
    		O
  • 'Bariumbannisterite'
    • (K,H
     
    3
    		O)(Ba,Ca)(Mn
    2+
     
    		,Fe
    2+
     
    		,Mg)
     
    21
    		(Si,Al)
     
    32
    		O
     
    80
    		(O,OH)
     
    16
    		·4-12H
     
    2
    		O
  • Barroisite
    • ☐[CaNa][Mg
     
    3
    		AlFe
    3+
     
    		][(OH)
     
    2
    		|AlSi
     
    7
    		O
     
    22
    		]
  • 'Barroisite-Ferrobarroisite Series'
    • NaCa(Mg,Fe
    2+
     
    		)
     
    3
    		Al
     
    2
    		(Si
     
    7
    		Al)O
     
    22
    		(OH)
     
    2
  • 'Bastonite'
    • near K
     
    3
    		(Mg,Fe,Fe,Al)
     
    5.5
    		(Si,Al)
     
    8
    		O
     
    22
    		(OH)
     
    4
    		·1.5H
     
    2
    		O
  • 'Baumite'
    • (Mg,Al,Mn,Zn,Fe)
     
    3
    		(Si,Al)
     
    2
    		O
     
    5
    		(OH)
     
    4
  • 'Bavalite'
    • (Fe,Mg,Al)
     
    6
    		(Si,Al)
     
    4
    		O
     
    10
    		(OH)
     
    8
  • Berthierine
    • (Fe,Fe,Mg)
     
    2-3
    		(Si,Al)
     
    2
    		O
     
    5
    		(OH)
     
    4
  • 'Bredbergite'
    • (Ca,Mg)
     
    3
    		Fe
     
    2
    		(SiO
     
    4
    		)
     
    3
  • Brindleyite
    • (Ni,Mg,Fe)
     
    2
    		Al(Si,Al)O
     
    5
    		(OH)
     
    4
  • 'Bronzite'
    • (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    3
    		]
     
    2
  • 'Brunsvigite'
    • (Fe
    2+
     
    		,Mg,Al)
     
    6
    		(Si,Al)
     
    4
    		O
     
    10
    		(OH)
     
    8
  • Carlosturanite
    • (Mg,Fe,Ti)
     
    21
    		(Si,Al)
     
    12
    		O
     
    28
    		(OH)
     
    34
  • Caryochroite
    • (Na,Sr)
     
    3
    		(Fe
    3+
     
    		,Mg)
     
    10
    		[(O,OH)
     
    9
    		|Ti
     
    2
    		Si
     
    12
    		O
     
    37
    		] ·(H
     
    2
    		O, O, OH)
     
    17
  • Cassagnaite
    • (Ca,Mn
    2+
     
    		)
     
    4
    		(Fe
    3+
     
    		,Mn
    3+
     
    		,Al)
     
    4
    		(V
    3+
     
    		,Mg,Al)
     
    2
    		[(O,OH)
     
    4
    		|(OH)
     
    4
    		|(SiO
     
    4
    		)
     
    2
    		|Si
     
    3
    		O
     
    10
    		]
  • Celadonite
    • K(Mg,Fe
    2+
     
    		)(Fe
    3+
     
    		,Al)[(OH)
     
    2
    		|Si
     
    4
    		O
     
    10
    		]
  • Cerite-(Ce)
    • (Ce,Ca)
     
    9
    		(Fe,Mg)(SiO
     
    4
    		)
     
    3
    		[SiO
     
    3
    		(OH)]
     
    4
    		(OH)
     
    3
  • Cerite-(La)
    • (La,Ce,Ca)
     
    9
    		(Fe,Ca,Mg)(SiO
     
    4
    		)
     
    3
    		[SiO
     
    3
    		(OH)]
     
    4
    		(OH)
     
    3
  • Chamosite
    • (Fe
    2+
     
    		,Mg)
     
    5
    		Al[(OH)
     
    8
    		|AlSi
     
    3
    		O
     
    10
    		]
  • Chayesite
    • K(Mg,Fe)
     
    4
    		FeSi
     
    12
    		O
     
    30
  • Chesterite
    • (Mg,Fe)
     
    17
    		Si
     
    20
    		O
     
    54
    		(OH)
     
    6
  • Chevkinite-(Ce)
    • (Ce,La,Ca,Th)
     
    4
    		(Fe
    2+
     
    		,Mg)(Fe
    2+
     
    		,Ti,Fe
    3+
     
    		)
     
    2
    		(Ti,Fe
    3+
     
    		)
     
    2
    		[O
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
     
    2
  • Chloritoid
    • (Fe
    2+
     
    		,Mg,Mn
    2+
     
    		)Al
     
    2
    		[O|(OH)
     
    2
    		|SiO
     
    4
    		]
  • Chloro-potassic-ferri-magnesiotaramite
    • K[CaNa][Mg
     
    3
    		Fe
    3+
    2
    		][(Cl,OH)
     
    2
    		|Al
     
    2
    		Si
     
    6
    		O
     
    22
    		]
  • 'Chlorophaeite'
    • (Ca,Mg,Fe)
     
    2
    		Fe
     
    2
    		Si
     
    4
    		O
     
    13
    		·10H
     
    2
    		O
  • Chondrodite
    • (Mg,Fe
    2+
     
    		)
     
    5
    		[(F,OH)
     
    2
    		|(SiO
     
    4
    		)
     
    2
    		]
  • Chromceladonite
    • K(Mg,Fe
    2+
     
    		)(Cr,Al)[(OH)
     
    2
    		|Si
     
    4
    		O
     
    10
    		]
  • Chromdravite
    • [Na][Mg
     
    3
    		][(Cr
    3+
     
    		,Fe
    3+
     
    		)
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
  • 'Clinochesterite'
    • (Mg,Fe)
     
    17
    		Si
     
    20
    		O
     
    54
    		(OH)
     
    6
  • Clinochlore
    • (Mg,Fe
    2+
     
    		)
     
    5
    		Al[(OH)
     
    8
    		|AlSi
     
    3
    		O
     
    10
    		]
  • Clinoferrosilite
    • Fe
    2+
     
    		(Fe
    2+
     
    		,Mg)[Si
     
    2
    		O
     
    6
    		]
  • Clinohumite
    • (Mg,Fe
    2+
     
    		)
     
    9
    		[(F,OH)
     
    2
    		|(SiO
     
    4
    		)
     
    4
    		]
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. 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. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 25th Nov 2009 13:30:31