If precipitation occurs, you may find individual crystals or stones in the urine. (pettao.com)
Response to Comment on «Rapid cooling and cold storage in a silicic magma reservoir recorded in individual crystals» (science.sciencemag.org)
Wei Liu, a TSRI staff scientist who was first author of the study, said, «It's a big advantage that you don't have to harvest individual crystals — you can just load the whole gel - like sample with embedded microcrystals in the injector and start collecting data. (sciencedaily.com)