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Romache offset zone, Mid-Atlantic Ridge complex, Atlantic Ocean

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Metabasalts from 3000 meters



References:
Econ Geol (1976) 71:1515-1525





 Map Reference: 0°58'36"S , 24°30'48"W

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Mineral List:
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Analcime ?
    Na
     
    2
    		[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 2H
     
    2
    		O
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Atacamite
    Cu
     
    2
    		[(OH)
     
    3
    		|Cl]
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Calcite
    CaCO
     
    3
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  'Chlorite Group'
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Clinochlore
    var: Pennine
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Cuprite ?
    Cu
     
    2
    		O
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Delafossite ?
    CuFeO
     
    2
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Epidote
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Goethite
    α-Fe
    3+
     
    		O(OH)
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Haycockite ?
    Cu
     
    4
    		Fe
     
    5
    		S
     
    8
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Lepidocrocite
    γ-Fe
    3+
     
    		O(OH)
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Limonite
    FeO(OH)·nH
     
    2
    		O
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Mooihoekite ?
    Cu
     
    9
    		Fe
     
    9
    		S
     
    16
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Nontronite
    Na
     
    0.3
    		Fe
     
    2
    		(Si,Al)
     
    4
    		O
     
    10
    		(OH)
     
    2
    		·nH
     
    2
    		O
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Pyrite
    FeS
     
    2
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  Pyrrhotite
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
    Reference: [Econ Geol (1976) 71:1515-1525]
  		•  'Stilbite'
    Reference: [Econ Geol (1976) 71:1515-1525]


    19 entries listed. 15 valid minerals.

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