内蒙狼山新元古代酸性火山岩的发现及其地质意义

Bedded acid volcanic rocks, which preserve blasto-glomeroporphyritic or porphyritic crystals consisting of quartz and albite with clear evidence of alterations and deformations, from the Mesoproterozoic Zha’ertaishan Group in the southwestern section of Langshan, Inner Mongolia were analyzed. Zircon... View More