ホーム > Term: epistolite
epistolite
A triclinic mineral, Na2(Nb,Ti)2Si2O9.nH2O ; forms soft, pearly white rectangular plates in curved folia in the Julianehaab district of Greenland and the Lovozero alkali massif, Kola Peninsula, Russia.
- スピーチの一部 noun
- 産業/ドメイン 炭鉱
- カテゴリ 炭鉱全般; Mineral mining
- Government Agency: USBM
0
作成者
- ed.young
- 100% positive feedback
(Milwaukee, United States)