The occurrence is very rare and seems to be confined to a heavily altered pegmatite. Color is usually white to tan, pale yellowish white, colorless, pale brown, pale gray and pale greenish gray. Luster is vitreous to dull. Diaphaneity is transparent to translucent to opaque.
Fracture is uneven.
Hardness is approximately 4. Streak is white. Associated Minerals include albite, calcite, dolomite, microcline, pyrite and siderite.