NanoSIMS mapping of Luess topsoil samples, measurement 1

Analysed at Technical University of Munich, Germany. Raw count number given as ions at mass spectrometer.本数据集的分析工作由德国慕尼黑工业大学（Technical University of Munich）开展。原始计数数据以质谱仪（mass spectrometer）检测得到的离子数形式给出。