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Kimuraite-(Y) - Mitsukoshi, Hizen-cho, Higashi-Matsuura-gun, Saga Prefecture, Kyushu Region, Japan (#:MINS8950)

Pearly aggregate 7 mm wide of Kimuraite-(Y) well-placed on the basalt matrix. Is a very rare hydrated calcium-yttrium-neodymium carbonate found in fissures in alkali olivice baslats.

Formula :
Ca(Y,Nd)2[CO3]4 * 6 H2O

System: orthorhombic Hardness:Rarity:very rare
Strunz id:V/D.3-50 - NITRATES, CARBONATES and BORATES
Name origin: For professor Kenjiro Kimura (1896-1988), Tokyo University.

Specimen weight:20 gr.
Crystal size:Up to 7 mm long
Overall size: 38mm x 32 mm x 27 mm

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Kimuraite-(Y) - Mitsukoshi,  Hizen-cho,  Higashi-Matsuura-gun, Saga Prefecture,  Kyushu Region,  Japan

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