eli5: Himalayan salt contains minerals like Potassium which give it’s Pink Color. Does that mean that a chunk of it would be radioactive to a small degree, like a banana?

Question

eli5: Himalayan salt contains minerals like Potassium which give it’s Pink Color. Does that mean that a chunk of it would be radioactive to a small degree, like a banana?

In: Earth Science

Answer 1

Most salt contain potassium, as iodide. Only one isotope of potassium is radioactive, K-40, and that’s usually less than 0.01% of all K atoms, so you’ll be pretty safe.