Figure 2 (IMAGE) Science China Press Caption Rhyolite samples for U-Pb dating. (a) Rhyolite outcrop image; (b) rhyolite hand specimen image; (c), (d) rhyolite textures in crossed polarizes light. Credit ©Science China Press Usage Restrictions Use with credit. 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.