1. Nonradioactive probes in nucleic acid hybridization are important for popularization of gene diagnosis techniques.

2. ‘A much larger, nonradioactive deposit of Bastnaesite was found on adjoining land.’ ‘This is one of only five localities for Bastnaesite within New Mexico.’ ‘The largest single deposit of rare earths is the Bastnaesite deposit at Mountain Pass, San Bernnadino County in California.’