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Lemn‪äs, Kemiö (Kimito) Island, Länsi-Suomen Lääni, Finland

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Pegmatite.

Ref.: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 675.

Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967

Dr H-J Wilke; Mineralfundstellen Band 4 ”Skandinavien” (Munich 1976, in German)





Mineral List:
  		•  Albite
    var: Cleavelandite
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  'Allanite'
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Alluaudite
    (Na,Ca)Mn
    2+
     
    		(Fe
    3+
     
    		,Mn
    2+
     
    		,Fe
    2+
     
    		,Mg)
     
    2
    		(PO
     
    4
    		)
     
    3
    Description: First named lemnäsite.
    Reference: [Acta Acad. Aboensis, Math. et Physica (1939) vol. 12, no. 6, p. 12; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 675.]
  		•  Amblygonite
    (Li,Na)Al[(F,OH)|PO
     
    4
    		]
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Amesite
    Mg
     
    2
    		Al[(OH)
     
    4
    		|AlSiO
     
    5
    		]
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  'Apatite'
    Reference: [GFF 59 (1), 109-111]
  		•  Bertrandite
    Be
     
    4
    		[(OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Beryl
    Be
     
    3
    		Al
     
    2
    		Si
     
    6
    		O
     
    18
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Biotite
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Cassiterite
    SnO
     
    2
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Cookeite
    LiAl
     
    4
    		(Si
     
    3
    		Al)O
     
    10
    		(OH)
     
    8
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Lepidolite
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Manganite
    Mn
    3+
     
    		O(OH)
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Pyrite
    FeS
     
    2
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Pyrrhotite
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Quartz
    SiO
     
    2
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Spodumene
    LiAl[Si
     
    2
    		O
     
    6
    		]
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Tantalite
    (Fe,Mn)(Ta,Nb)
     
    2
    		O
     
    6
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  'Tapiolite'
    (Fe,Mn)(Ta,Nb)
     
    2
    		O
     
    6
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Topaz
    Al
     
    2
    		[(F,OH)
     
    2
    		|SiO
     
    4
    		]
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  'Tourmaline'
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]
  		•  Triplite
    (Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    2
    		[(F,OH)|PO
     
    4
    		]
    Reference: [http://www.musee.ensmp.fr/gm//481.html]
  		•  Varulite
    NaCaMn
    2+
     
    		Mn
    2+
    2
    		(PO
     
    4
    		)
     
    3
    Reference: [Aarne Laitakari, ”Index of Finnish Minerals with bibliography” , Bull. de la Commission Géologique de Finlande No 230, Otaniemi 1967]


    23 entries listed. 15 valid minerals.

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