Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Describing minerals containing ferrous iron

Etymologies

Sorry, no etymologies found.

Examples

  • On the Moon, a group of rocks called ferroan anorthosites or FANs are thought to have been one of the last things to crystallize out of the magma oceans, forming the first lunar crust.

    Ars Technica

  • The estimate, reported in today's issue of Nature, comes from a new dating of isotopes of lead and neodymium found in samples of ferroan anorthosite, a crustal rock that derives from magma.

    NEWS.com.au | Top Stories

  • The estimate, reported in tomorrow's issue of Nature, comes from a new dating of isotopes of lead and neodymium found in samples of ferroan anorthosite, a crustal rock that derives from magma.

    NEWS.com.au | Top Stories

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