graywacke rock jinis rock sedimentary, kang uga dikenal minangka sandstone entah, kang indurated, abu lan dumadi saka lingkungan diurutake sudut kanggo pari-parian sub-sudut, wedhi-ukuran. 0
augite, biotite, kalsit, chlorite, lempung, mineral lempung, Feldspar, micas, muscovite utawa illite, plagioclase, pyroxene, quartz 0
aluminium oxide, NaCl, cao, krom (iii) oxide, wesi (iii) oxide, feo, kalium oxide, Magnesium karbonat, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide 0
udan biologi, udan kimia 0
erosi gisik, erosi segara, angin erosi 0