Fossil Ice Crystals: An Instance of the Practical Value of "Pure Science"

** "Fossil Ice Crystals: An Instance of the Practical Value of 'Pure Science'" by Johan August Udden is a scientific exploration that highlights the unexpected practicality found within fundamental research. The writing examines the discovery and analysis of fossilized ice crystal patterns in sedimentary rocks from places like the Black Hills and Texas. Udden carefully presents the details of these crystal formations, explaining how they provide key insights into ancient climates and geological events. By understanding these patterns, Udden shows how this knowledge can lead to finding valuable resources, like mineral deposits, highlighting the important connection between scientific curiosity and real-world problem-solving. **