Magnetic susceptibility as parameters of rock weathering.

التفاصيل البيبلوغرافية
العنوان: Magnetic susceptibility as parameters of rock weathering.
المؤلفون: Pujiastuti, R., Zulaikah, S., Latifah, E., Agustin, E. Y., Juliansyah, A., Afrillah, G., Rahman, M. B. S., Sunaryono, Sunaryono, Hirt, Ann Marie, Herrin, Jason Scott, Muztaza, Nordiana Mohd, Diantoro, Markus, Bijaksana, Satria
المصدر: AIP Conference Proceedings; 2020, Vol. 2251 Issue 1, p1-4, 4p
مصطلحات موضوعية: MAGNETIC susceptibility, WEATHERING, IGNEOUS rocks, MAGNETIC testing, GRAVEL
مستخلص: Magnetic susceptibility is a magnetic vulnerability that is often measured in rocks for various purposes. In this study, magnetic susceptibility was applied to distinguish weathering in rocks in different environments i.e., beaches and mountains. The rocks used are igneous rocks originating from Sikambe mount and rocks on the Prigi Coast in Trenggalek Regency. The samples were taken in three categories, i.e., are Fresh, semi weathered, and perfectly weathered rocks. All the rock was crushed to form like gravel, then tested magnetic susceptibility (χlf and χhf). It is shown that the magnetic susceptibility value of the mount Sikambe area in fresh rocks is higher than that of perfectly weathered rocks, while in the coastal area, Prigi has the magnetic susceptibility value of weathered rocks is greater than fresh rocks. The values of χlf and χhf can be calculated the value of frequency-dependent susceptibility (χfd). The average value of χfd in Sikambe mount is indicating that magnetic mineral grains are in the range of multi-domains (MD), and on the coast of Prigi is indicating that magnetic mineral grains are in the range of pseudo-single domains (PSD). In this case, χfd, can be useful to knowing the level of rock weathering. [ABSTRACT FROM AUTHOR]
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قاعدة البيانات: Complementary Index
الوصف
تدمد:0094243X
DOI:10.1063/5.0016529