Sea Salt
Coarse Salt
noun
If you want to find some coarse salt just dive in the sea and collect sea salt! The pieces are nice and big and lumpy, so you really taste it when you're cooking.
The readings for this word are both kun'yomi readings. You've learned both of these readings by now so you should be able to read this on your own.
お風呂に粗塩を入れると体にいいらしいですよ。
Putting sea salt in baths seems to be good for you.