AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Egypt > Limonite pseudomorph after Marcasite

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Limonite pseudomorph after Marcasite from Sahara el Beyda, 45 km north of Farafra, Egypt

 
Limonite pseudomorph after Marcasite from Sahara el Beyda, 45 km north of Farafra, Egypt

DESCRIPTION:No. 48509
Mineral:Limonite pseudomorph after Marcasite
Locality:Sahara el Beyda, 45 km north of Farafra, Egypt
Description:Black limonite pseudomorphs after a stellate formation of parallel marcasite crystals to 9 mm that originally crystallized on the ocean bottom, then altered molecule by molecule into limonite, maintaining the original marcasite shape. Ex. Alfred Stevenson (1916-2007), acquired in 1997 from Alain Carion
Overall Size:23x20x18 mm
Crystals:
Archived: For reference only

 

 

 

 

 

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