图中心的物体是一块碎屑岩,1.1毫米长 (IMAGE) Proceedings of the National Academy of Sciences Caption 图中心的物体是一块碎屑岩。1.1毫米长。呈暗色的细小颗粒为矿物质,而白灰色长条碎片状的物质表明有斜长石水晶存在。 Credit 图片由�Jérôme Aléon 和�Bernard Platevoet提供。 Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.