柴达木巴伦马海盆地锂稀有轻金属黏土型矿赋存特征
潘彤,陈建洲,丁成旺,马玉亮,梁辉,张涛,杜小春

Occurrence Characteristics of Lithium Rare Light Metal Clay-type Deposits in Balunmahai Basin of Qaidam Basin
Tong PAN,Jianzhou CHEN,Chengwang DING,Yuliang MA,Hui LIANG,Tao ZHANG,Xiaochun DU
表2 巴伦马海盆地评价区各类黏土层及含矿黏土层特征统计
Table 2 Statistics on the characteristics of various clay layers and ore-bearing clay layers in the evaluation area of Balunmahai Basin

黏土层

分类

控制工程数/个

分布

深度/m

单工程或含矿黏土层厚度/mLiCl含量/（×10-6）Rb2O含量/（×10-6）Cs2O含量/（×10-6）岩石组合、结构构造特征
最小值最大值平均值最小值最大值平均值最小值最大值平均值最小值最大值平均值
褐色黏土870~44.800.7222.3510.2243.09477.01352.2662.73215.40120.085.4019.7410.12岩石组合：灰褐色含石膏黏土、含粉砂黏土、含石盐黏土等
灰绿色黏土640.75~36.100.5410.104.14163.69447.09324.7348.23138.8891.284.2213.268.92岩石组合：灰绿色含石膏黏土、含粉砂黏土、含石盐黏土等

黑色含炭

黏土

380.45~42.100.5110.954.06160.63461.99345.4440.14134.5894.064.0413.268.84岩石组合：含石盐含炭黏土、含粉砂含炭黏土、含石膏含炭黏土、黑色含炭黏土等
含粉砂黏土673.40~40.300.8217.686.38228.51477.01331.5466.40154.20117.823.4215.2610.4岩石组合：灰褐、灰绿色含粉砂黏土、含炭含粉砂黏土、粉砂—黏土等
含石膏黏土702.10~35.100.7620.927.69245.72455.02356.4853.70155.56106.184.5613.289.09岩石组合：含石膏黏土、含粉砂石膏黏土、含石膏石盐黏土、含石膏含炭黏土等
含石盐黏土440~38.100.7022.804.56149.64517.02333.0644.40219.11103.073.5418.138.37岩石组合：灰褐、灰绿色含石盐黏土、含石膏石盐黏土、含粉砂石盐黏土等

NⅣ含矿

黏土层

13-0.5111.0512.55298.05422.16351.464.36140.68106.925.1113.268.84岩石组合：灰褐、灰绿色含石盐石膏黏土、灰黑色含炭黏土、棕褐色含石膏黏土、黑色含粉砂含炭黏土等；结构构造：不含夹石，结构简单，属于中厚含矿黏土层，大部分可采，多为粉砂泥质结构，松散

NⅢ含矿

黏土层

87-0.8230.4014.11204.78624.85346.9461.90151.06107.555.0113.269.32岩石组合：灰褐—灰绿—灰黑色含石膏黏土、灰褐—灰绿—灰黑色含石盐黏土、灰褐—灰绿色含粉砂黏土、含石膏—含石盐—含粉砂黑色含炭黏土；结构构造：全区可采，含矿黏土层较为稳定，厚度较大，属于中厚含矿黏土层，含夹石多为1层，局部3~5层，结构为简单—较简单含矿黏土层，多为粉砂泥质结构、泥质结构，松散

NⅡ含矿

黏土层

14-0.608.002.9238.20478.80348.3472.90153.10111.85.4913.019.32岩石组合：灰褐色含粉砂黏土、灰褐色含石膏石盐黏土、灰褐色含石膏粉砂黏土、灰绿色含石膏粉砂黏土；结构构造：大部分可采，不含夹石，结构简单，多为粉砂泥质结构，松散