搜索结果: 1-2 共查到“地质学 barium”相关记录2条 . 查询时间(0.046 秒)
The origin of barium in the Cambrian-Vendian aquifer system,North Estonia
groundwater chemistry barium fluoride witherite cation exchange radium Baltic Basin
2009/10/21
Identification of the barium occurrence and its origin is made on the basis of the groundwater chemistry study. High Ba content has been detected in the CambrianVendian aquifer system in the coa...
X-ray Study of the Interlayer Region of a Barium—Vermiculite
X-ray Study the Interlayer Region Barium— Vermiculite
2012/2/13
An X-ray diffraction analysis of a barium-vermiculite shows it to have a triclinic unit cell with the following dimensions a = 5.33, b = 9.26, c = 12.47 侌, 兛 = 100.75亱 兝 = 93.5亱 and 兞 = 90亱. The propo...