Mengshancui jujube was the middle type between wild jujube and Chinese jujube, its drought resistance abilities and yields in Mengyin were higher than other varieties.
2
在山东蒙阴金伯利宕的副矿物蒙山矿中,首次发现了成分为柱红石类的新矿物相。
A new mineral facies has been found for the first time in mathiasite, a minor mineral in the Mengying kimberlite in Shandong Province, resembling priderite in composition.