Color is usually white, beige, pale pink or yellowish-brown. Luster is resinous to dull. Diaphaneity is translucent. Crystal Habits include tiny flakes and rosettes to 1mm and intergrowth with synchysite to form layered hexagonal tabular crystals to 4mm.
Fracture is conchoidal to splintery.
Streak is pale yellowish-white. Associated Minerals include aegirine, albite, ancylite, bastn site, biotite, calcite, microcline, pectolite, rhodochrosite and titanite.