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Granegg Mt., Freßnitzgraben, Krieglach, Fischbacher Alpen Mts, Styria, Austria

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(Granegg, Freßnitzgraben, Krieglach, Fischbacher Alpen, Steiermark, Österreich)

Forest road cut with outcrop of ca. 0.5 m thick lazulite-quartz vein, contacting muscovite-chlorite schists, which represent the alteration zone around the vein. Located northwest of Granegg mountain (1205 m) at an elevation of 920 m asl. Last visit by FB: 7. May 2005.

Ref.:
http://www.franzbernhard.x10hosting.com/polishedslabs.html

For locality map see "Krieglach".





 Map Reference: 47°30'48"N , 15°36'0"E

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Mineral List:
  		•  'Apatite'
    Reference: [http://geocities.com/franz_bernhard/polishedslabs.html]
  		•  Apatite-(CaCl)
    Ca
     
    5
    		[Cl|(PO
     
    4
    		)
     
    3
    		]
    Reference: [SEM-EDS on polished section, 15.1.2005, Franz Bernhard]
  		•  Augelite
    Al
     
    2
    		[(OH)
     
    3
    		|PO
     
    4
    		]
    Description: SEM-EDS on polished section, 15.1.2005, Franz Bernhard
    Reference: []
  		•  'Chlorite Group'
    Description: rock-forming mineral in the alteration zone and host rock of the lazulite-quartz vein
    Reference: [http://geocities.com/franz_bernhard/polishedslabs.html]
  		•  Chloritoid
    (Fe
    2+
     
    		,Mg,Mn
    2+
     
    		)Al
     
    2
    		[O|(OH)
     
    2
    		|SiO
     
    4
    		]
    Description: rock-forming mineral in the alteration zone and host rock of the lazulite-quartz vein
    Reference: []
  		•  Crandallite
    CaAl
     
    3
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    2
    		] · H
     
    2
    		O
    Reference: [SEM-EDS on polished section, 15.1.2005, Franz Bernhard]
  		•  Florencite-(Ce)
    CeAl
     
    3
    		[(OH)
     
    6
    		|(PO
     
    4
    		)
     
    2
    		]
    Description: Accessory mineral in lazulite-quartz vein and as alteration product of monazite-(Ce) in the alteration zone around the lazulite-quartz vein
    Reference: [SEM-EDS on polished section, 15.1.2005, Franz Bernhard]
  		•  Goyazite
    SrAl
     
    3
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    2
    		] · H
     
    2
    		O
    Reference: [SEM-EDS on polished section, 15.1.2005, Franz Bernhard]
  		•  Kaolinite
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    Reference: [SEM-EDS on polished section, 15.1.2005, Franz Bernhard]
  		•  Kyanite
    Al
     
    2
    		[O|SiO
     
    4
    		]
    Description: In a hydrothermally highly altered fragment of the host rock which is enclosed in the lazulite-quartz-vein
    Reference: [http://geocities.com/franz_bernhard/polishedslabs.html]
  		•  Lazulite
    (Mg,Fe
    2+
     
    		)Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    Colour: light green; light blue
    Reference: [http://geocities.com/franz_bernhard/polishedslabs.html]
    Site Photo
    Granegg Mt., Freßnitzgraben, Krieglach, Fischbacher Alpen Mts, Styria, Austria
    © Franz Bernhard
  		•  Monazite-(Ce)
    (Ce,La,Nd,Th)PO
     
    4
    Description: Accessory mineral in chlorite-muscovite schist; mostly altered to Florencite-(Ce) in the alteration zone adjacent to the lazulite-quartz vein
    Reference: []
  		•  Muscovite
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Description: In lazulite-quartz vein and as rock-forming mineral in alteration zone and host rock of lazulite-quartz-vein
    Reference: [http://geocities.com/franz_bernhard/polishedslabs.html]
  		•  Pretulite
    ScPO
     
    4
    Habit: grains < 0.1 mm in lazulite
    Description: Accessory mineral in lazulite-quartz vein
    Reference: [SEM-EDS on polished section, 15.1.2005, Franz Bernhard]
  		•  Quartz
    SiO
     
    2
    Reference: [http://geocities.com/franz_bernhard/polishedslabs.html]
  		•  Rutile
    TiO
     
    2
    Description: Accessory mineral in lazulite-quartz vein, in alteration zone (chlorite-muscovite-schist) and in host rock of lazulite-quartz-vein
    Reference: [SEM-EDS on polished section, 15.1.2005, Franz Bernhard]


    16 entries listed. 14 valid minerals.

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