Natural radionuclides in soil and shore sediments on Alexandria Mediterranean Sea coast of Egypt

The content of uranium, thorium, potassium in soil and shore sediments from the Mediterranean Sea coast of Alexandria has been determined using a combination of direct gamma spectrometry, radiochemical separation and alpha spectrometry and laser fluorimetry. This study was carried out to detect any radioactive contamination and to obtain a natural radioactive base line. No serious contamination was found.