Stannites is a 9 letter English word. It's valid Scrabble word worth 8 points. It's valid Words with friends word worth 10 points.
You can make 323 anagrams from letters in stannites (aeinnsstt).
First recorded in 1850-55; stann(um) + -ite1
stannite probably alters to "wood tin," a fibrous variety of cassiterite.
The stannate and stannite of potassium are prepared in a similar manner.