西藏羌塘盆地下侏罗统曲色组页岩沉积环境及有机质差异富集机理*
郑鸣宇1,2,3, 马义权1,2,3, 文华国1,2,3

Depositional environments and mechanism of differential organic matter enrichment for shale of the Lower Jurassic Quse Formation in Qiangtang Basin,Tibet
ZHENG Mingyu1,2,3, MA Yiquan1,2,3, WEN Huaguo1,2,3
南羌塘坳陷A浅孔下侏罗统曲色组上段和下段陆源输入、氧化还原和古生产力分别与TOC含量的交汇图 a—上段Zr与TOC交汇图; b—上段Al2O3与TOC交汇图; c—上段SiO2与TOC交汇图; d—上段Ni/Al与TOC交汇图; e—上段V/Cr与TOC交汇图; f—上段Ni/Al与TOC交汇图; g—上段Cu/Al与TOC交汇图; h—上段Zn/Al与TOC交汇图; i—下段Zr与TOC交汇图; j—下段Al2O3与TOC交汇图; k—下段SiO2与TOC交汇图; l—下段Ni/Al与TOC交汇图; m—下段V/Cr与TOC交汇图; n—下段Ni/Al与TOC交汇图; o—下段Cu/Al与TOC交汇图; p—下段Zn/Al与TOC交汇图