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Marble quarries, Borba, Évora District, Portugal

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Detailed Mineral List:

Calcite
Formula:	CaCO₃
Reference:	Rui Nunes collection







Dolomite
Formula:	CaMg(CO₃)₂
Reference:	Rui Nunes collection







Goethite
Formula:	α-Fe³⁺O(OH)
Reference:	Rui Nunes collection







Limonite
Formula:	FeO(OH) · nH₂O
Reference:	Rui Nunes collection







Pyrite
Formula:	FeS₂
Reference:	Rui Nunes collection

5 entries listed. 4 valid minerals.

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Current server date and time: 18th May 2012 02:38:31