长石砂岩

矿泉水中宏量元素和微量元素都来源于三迭系中上统长石砂岩的溶滤，溶滤作用的强度取决于长石砂岩矿物组成，各种元素的性质及含量；

Both macroelements and microelements stem from the leaching of arkose of middle-upper series , Triassic system .

岩石类型为成分成熟度较低的岩屑长石砂岩和长石砂岩，并合较多的粘土矿物和硬石膏、方解石、白云石胶结物。

The rocks are lithic arkose and arkose which are in low composition saturation and has high clay content , anhydrite , calcite and dolomite cements .

花园冲铜铅锌矿床受北北西向淯溪断裂带F5断层控制，含矿岩性为白垩系上统跑马岗组褪色白云质含砾次长石砂岩；

Huayuanchong copper-lead-zinc deposit is controlled by NNW F5 trending fault , while the ore-bearing lithology being Paomagang Fm fade dolomitic gravel subarkose .

其中，碎屑岩以岩屑长石砂岩为主，其次为长石岩屑砂岩。

The clastic lithic feldspar sandstone , followed by feldspar lithic sandstone .

长石砂岩次生溶孔的形成机理

Formation mechanism of secondary dissolved pores in arcose

其原岩主要为杂砂岩和岩屑砂岩，少数为长石砂岩等。

Their primary rocks were mainly graywacke , debris sandstone and few feldspar sandstone , ext.

各断陷的岩石类型主要为岩屑长石砂岩和长石岩屑砂岩。

The rocks in different faults are mainly detritus feldspar sandstone and feldspar detritus sandstone .

不同粒径纯砂岩骨架岩心的m值实验研究岩屑长石砂岩质杂砂岩

Experimental Study on m Value of Pure Sandstone Skeleton Core Sample with different Particle Sizes

长21储层岩石类型以长石砂岩和岩屑长石砂岩为主。

The major rock type of the reservoir is mainly feldspar sandstone or feldspar-debris sandstone .

碎屑岩以砂岩类为主，其中又以石英砂岩类和岩屑砂岩类为主，缺少长石砂岩类。

They mainly consist of sandstone , in which quartzarenite and litharenite are dominant and arkose is lack .

南海东北部陆坡碎屑海绿石的同位素年龄岩屑长石砂岩质杂砂岩

Isotopic age of clastic glauconite on the continental slope in the northeastern part of the South China Sea

岩屑长石砂岩质杂砂岩储层类型主要包括基岩风化壳、岩、灰质砂岩和砾岩。

The types of reservoirs main include base rock weathering crust , sandstone , tuffaceous sandstone and conglomerate .

大足石刻砂岩是上侏罗系蓬莱镇组下部地层，具有典型长石砂岩的成分特征和溶蚀胶结结构。

The carved sandstone of Dazu county in Sichuan is a stratum under the Pen-laizhen group of late Jurassic .

岩屑亚长石砂岩质杂砂岩宁夏香山地区泥盆系砂（页）岩型铜矿地质特征及找矿标志研究

Geological Features and Criteria for Ore Prospecting of Devonian Sandstone and Shale-hosted Copper Deposits in Xiangshan Area , Ningxia

含少量岩屑长石砂岩。在成岩演化过程中发生了压实、压溶作用、胶结作用、交代作用、溶蚀作用、破裂作用等成岩作用，已达中成岩阶段A期。

The sandstone underwent compaction and pressure solution , cementation , replacement , dissolution and cracking during the diagenesis evolution process .

主要储层的岩性属于长石砂岩，成分成熟度和结构成熟度低&中等；岩石结构普遍表现为成分成熟度偏低、结构成熟度中等的特点。

The main rock type of the reservoir is feldspar sandstone and its component maturity and structure maturity are low to middle .

根据矿体特征和矿体分布规律，北北西向断层上盘张扭性裂隙及跑马岗组褪色白云质含砾次长石砂岩具有较好的找矿远景。

According to ore body characteristics and distribution , NNW hanging wall transtension fracture and Paomagang Fm fade dolomitic gravel subarkose has great prospects .

延长组储集岩主要为细粒的长石砂岩、长石岩屑砂岩、岩屑长石砂岩等，还有少量的石英砂岩。

The reservoirs of the Yanchang formation almost are fine feldspathic sandstone , feldspathic debris sandstone , rock fragment feldspathic sandstone , and little quartzose sandstone .

结果表明：①该组砂体以长石砂岩为主，次为岩屑砂岩和长石质岩屑砂岩，矿物成熟度低；

The conclusions are the following : ① The reservoir-rock types in Yan-chang formation are mainly arkose , secondly litharenite and lithic arkose in low compositional maturity .

西湖凹陷苏堤构造带花港组油层储集岩主要为岩屑长石砂岩、长石岩屑砂岩、长石石英砂岩，岩屑含量较少，岩石成分成熟度和结构成熟度均较高。

The reservoir lithology of oil bearing Huagang formation on Sudi structural belt in Xihu depression is mainly lithic arkose , feldspathic litharenite and feldspathic quartzitic sandstone .

该块储层特征是断块岩石成分成熟度低，岩性以硬砂质长石砂岩和混合砂岩为主。

The reservoir of this block is characterized by fault rocks and low component maturity . Its lithology is mainly of hard arenaceous feldspathic sandstone and hybrid sandstone .

岩石类型以中细粒长石砂岩为主，风化程度深，储层物性差，是典型的深层低渗透油藏。

Reservoir rock type is mainly medium-fine arkose , with deeply weathered and poor reservoir physical property . The oil reservoir belongs to typical low permeable deep seated reservoir .

在各勘探目的层层序地层内，主要发育于高水位体系域中中粗粒岩屑长石砂岩发育带，同时也主要位于主要层序界面上下。

Among all sequence strata of exploration target , it mainly developed medium-coarse clastic arkose in high water system , which overlies and underlies the primary sequence interface as well .

大量化验测试资料分析结果表明，扶杨油层砂岩储层成份成熟度较低，岩石类型以岩屑质长石砂岩和长石质岩屑砂岩为主。

Analysis results of a number of testing data indicated that : sandstone reservoir of Fu-Yang oil-bearing layer has lower composition maturity , mainly are feldspathic arenite and lithic arkose .

尽管每个高孔带形成的沉积环境有所不同，但这些砂体却均为结构成熟度和成分成熟度较高的长石砂岩，而且以细砂岩为主。

Although each high porosity zone formed in different depositional environment , the sandstones are all arcose in the structural maturity and the componential maturity , furthermore , are mostly fine sandstone .

金刚砂土和粘合剂的混合物，能铸成旋转磨石。研究结果表明，长2油藏含油砂岩以细粒长石砂岩为主，粘土矿物中绿泥石含量较高。

A mixture of emery dust and a binder ; can be molded into grindstones . Fine-grained feldspar sandstone is the main oil-bearing rock and chlorite is the dominant kind of clay minerals .

高邮凹陷北斜坡阜宁组碎屑岩储层以细砂岩和粉砂岩为主，砂岩类型主要为长石砂岩、岩屑长石砂岩和少量长石岩屑砂岩。

The reservoirs of Funing Formation in the northern slope of Gaoyou Depression are of the fine_grained and moderately sorted sandstones that can be classified as arkoses , lithic arkoses and feldspathic litharenites .

通过对白垩系泉头组碎屑沉积岩岩石样品的岩石化学分析表明：主元素化学分类结果主要为长石砂岩、页岩，少量岩屑砂岩和硬砂岩；

The petrological-chemical analysis of clastic sedimentary rocks from Quantou Formation , Cretaceous indicates that their lithology mainly consists of arkose , shale and minor rock debris sandstone and greywacke by chemical classification of bulk elements .

营里金矿床产于燕山晚期闪长玢岩与三叠系和尚沟组长石砂岩的外接触带蚀变矿化破碎带中，褐铁矿化强烈是本区寻找金矿的重要找矿标志。

Yingli gold deposit is located in the altered mineralized fracture zone of the outer contacting belt between the later Yanshanian diorite porphyry and Triassic Heshanggou group feldspar sandstone . Limonitization is the ore finding sign in the district .

油藏主要岩石类型为长石砂岩，粒度主要以细粒为主，分选性较好，孔隙类型主要为原生粒间孔，其次为溶蚀孔隙，该区域延长组长2油层具有低孔低渗的特点。

The main reservoir rock types are feldspar sandstone , mainly is fine particle size , and fairly well sorted , the pore type is mainly primary intergranular pore , followed is dissolution pore , target area is low-permeability .