abukumalite

Named for type locality Abukuma River (in Japan) where it was mined +‎ -lite.

• (US) IPA^(key): /ˌæ.bəˈku.məˌlaɪt/, /əˈbu.kə.məˌlaɪt/

abukumalite (plural abukumalites)

1. (mineralogy, outdated) A mineral, (Ca,Y)₅(P,Si)₃O₁₂(OH,F), that can contain uranium or thorium. The mineral was renamed britholite-(Y) in 1966 because of its similarity to britholite and because of its yttrium-dominant composition.

• britholite-(Y)

• Philip Babcock Gove (editor), Webster's Third International Dictionary of the English Language, Unabridged (G. & C. Merriam Co., 1976 [1909], →ISBN), page 8
• David Barthelmy (1997–2025), “Britholite-(Y)”, in Webmineral Mineralogy Database.
• “Britholite-(Y)”, in Mindat.org‎^[1], Hudson Institute of Mineralogy, 2000–2025.