clarkeite
The language spoken by these people, of the Mandé group of the Niger-Congo language family.
plural of Sahin
(mineralogy) A uranium oxide mineral of variable composition and uncertain structure, its colour varying from dark brown to orange.
plural of law day
地質学者たちは、他のウラン鉱物と共生するウラン酸化鉱物の脈を発見し、標本は暗褐色から鮮やかなオレンジ色まで色が変化していることを示していた。
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