扫一扫又不会怀孕，扫一扫，作业无烦恼。
- Using an isochron diagram, calculate the age for the whole rock and the minerals
- Fit a trend line to the data (note: a simple linear regression provides an adequate model for this exercise). Determine the slope of the isochrons and from these the age of each of the rock suites.
- Based on the initial ratios, what can you suggest about the sources of the magmas and their interaction with the crust?
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作为一门年轻的新兴学科，地球化学的理论一直处于不断更新的状态。
对于喜欢研究地质或者地球中各层圈之间的相互作用和演变历史的小伙伴来说，这门课和其中的实验研究还是充满研究趣味的。
