Umbite

Inosilicates

Umbite (K 3O found in northern Russia. Named after Lake Umb (Lake Umbozero is Vuonnemiok River Valley, Khibiny Massif , Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia.

Identification

Color of mineral

Yellow

Luster ( interacts light )

Vitreous

Crystal ( diaphaneity )

Orthorhombic