- jacupirangite
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● jacupirangite nom féminin (de Jacupiranga, nom propre) Pyroxénite à néphéline.
Encyclopédie Universelle. 2012.
jacupirangite
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Nepheline syenite — of the Intrusive Complex of Tanguá, State of Rio de Janeiro, Brasil (Motoki et al., 2011a) Nephelene syenite is a holocrystalline plutonic rock that consists largely of nepheline and alkali feldspar. The rocks are mostly pale colored, grey or… … Wikipedia
