Yes, JASPERS is a Scrabble word!

Letter values in Scrabble US: J 8, A 1, S 1, P 3, E 1, R 1, S 1.

Is it a valid word?

JASPERS is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

German psychiatrist (1883-1969)
an opaque form of quartz; red or yellow or brown or dark green in color; used for ornamentation or as a gemstone

Also: karl jaspers, karl theodor jaspers.