WARDITE NaAl3(PO4)2(OH)4·2H2O (tetragonal) . Rapid Creek, Yukon Territory, Canada . 水磷鋁鈉石晶体形成如金字塔般的角錐狀∼the tetragonal trapezohedral class，硬度５，玻璃光澤，晶面有平行橫紋， 為罕見但晶形相當完美之礦．

著名產地：Farifield, Utah; San Diego Co, California; Taquaral, Minas Gerias, Brazil; Alaska, USA and Rapid Creek, Yukon Territory, Canada.

經典名礦欣賞 ．２．３
NO.235