It was originally thought to be murmanite.
Color is tan, silvery, pinkish beige and yellow-gray.
Luster is vitreous and pearly to silky on lamellar habit. Diaphaneity is translucent and opaque on lamellar habit. Crystal Habits include sharp well-formed platy crystals to 5cm and embedded lamellar to micaceous masses. Fracture is uneven. Hardness is 2 - 3.