Psammite is a 8 letter English word. It's valid Scrabble word worth 14 points. It's valid Words with friends word worth 17 points.
You can make 336 anagrams from letters in psammite (aeimmpst).
1880-85; Greek psámm(os) sand + -ite1
The prevailing rock was talc-schiste, alternating with layers of psammite.
The ranges were composed of a psammite, which was frequently baked, probably by neighbouring out-bursts of igneous rock.
It seems to me to be a clayey sandstone (psammite) penetrated by silica.
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