Mineral Dust Particles (IMAGE) Georgia Institute of Technology Caption Containers hold samples of mineral dust studied by Georgia Tech scientists as part of research into the role played by insoluble dust particles in the formation of cloud droplets. Credit Georgia Tech Photo: Gary Meek Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.