Study on optimization of the technics about using the vitric tuff to synthesize zeolite A;
玻屑凝灰岩合成A型沸石工艺优化研究
The vitric tuff of Linli in Hunan may become a qualified synthetic material of zeolite molecular sieve after it is pretreated adequate1y.
经适当预处理，湖南临澧玻屑凝灰岩可成为沸石分子筛的合成原料。
The basic type of rock in alliterated belts is shard ruff and major alteration type is the mineralization of montmorillonite, siliceous mineralization, the width of the minerogenetic alliterated belts is17 m.
蚀变带的岩石基本类型为玻屑凝灰岩，主要的蚀变类型为蒙脱石化作用和硅化作用。
According to the lithologic characteristics of tuff clasts, descendant tuff clasts and water-carried tuff clasts can be pided.
根据凝灰碎屑的岩石学特徵，可将其分为降落型凝灰碎屑和水携型凝灰碎屑两类。
sparry intraclastic calcarenite
亮晶内碎屑砂屑灰岩
packed intramicrite
密集内碎屑微晶灰岩
sandy algal biosparite
砂质藻屑生物亮晶灰岩
pellet-bioclastic grainstone
球粒生物屑粒状灰岩
sandy algal biomicrite
砂质藻屑生物微晶灰岩
sandy intrasparite
砂质内碎屑亮晶灰岩
sandy intramicrite
砂质内碎屑微晶灰岩
Computation Method for Shale and Tuff Content in Reservoir with Pyroclastic Sedimentary Rock
火山碎屑沉积岩储层泥质与凝灰含量计算方法研究
SHRIMP Zircon U-Pb Age of Crystal Tuffs on the Top of Sinian Laobao Formation at Bahuang, Tongren Area, and Its Geological Implications
铜仁坝黄震旦系老堡组顶部晶屑凝灰岩SHRIMP锆石U-Pb年龄及其地质意义
The tuffaceous blanketed the entire basin.
凝灰岩充填着整个盆地。
A light - colored tuff used in hydraulic cement.
粗面凝灰岩一种用来生产硬水泥的淡色凝灰岩
The ash, cinders, and other fragments become a consolidated rock.
火山灰、火山渣和其它碎屑变成了固结的岩石。
STUDY OF SEDIMENTARY FACIES OF BIOCLASTIC LIMESTONE MEMBER, CARBONIFEROUS, TARIM BASIN
塔里木盆地石炭系生屑灰岩段沉积相研究
subfeldspathic lithic arenite
亚长石质岩屑砂屑岩
Optimal Description of Lithology by Statistical Methods of Gray Level for Cuttings;
基于灰度统计特征的岩屑岩性最优描述方法研究
The main kinds of rocks include carbonate rocks, tuffite, siliceous rocks and quartz sand-stone.
主要岩石类型包括碳酸盐岩、沈积凝灰岩、矽质岩和石英砂岩。