Oolitic limestones are rare and interbedded in the dark-gray mudstones and/or shales.
Oolitic limestones are rare and interbedded in the dark-gray mudstones and/or shales.
这些砂岩和鲕粒灰岩既可单独成层,但更常见它们与深灰色泥页岩组合成薄互层。
Oolitic limestones are rare and interbedded in the dark-gray mudstones and/or shales.
这些砂岩和鲕粒灰岩既可单独成层,但更常见它们与深灰色泥页岩组合成薄互层。