矿石结构

通过分析陶粒页岩的形成条件、矿石结构、矿物化学组成特点并结合区域白垩纪沉积环境特征对矿床成因作了初步探讨。

Through the analysis on the forming conditions of the haydite shale , ore texture , mineral chemical compositions and regional Cretaceous depositional environmental characteristics , we preliminarily studied ore deposit origin .

矿石结构复杂，铂族金属矿物粒度很细，主要为10~80μm，其中20~40μm者占58.18%。

The ore texture is complex . The granularity of platinum group metal minerals is very fine . It is mainly between 10 um and 80 um with grains of 20 ~ 40 um accounting for 58.18 % .

浙江八宝山金银矿床的某些矿石结构及其意义

Some ore textures from Babaoshan gold - silver deposit , Zhejiang

矿石结构主要有碎裂结构、自形-半自形结构、包含结构。

Major textures of ores are cataclastic texture , euhedral-subhedral granular texture , poikilitic texture .

矿石结构构造较为复杂，集中反映了热液矿床的构造特征。

The complex ore structure and the sample structural style indicate the tectonic features of hydrothermal deposit .

矿石结构主要为中-细粒砂状结构；构造为块状构造、浸染状构造。

The main framework of the ore is mid-fine sand-like structure ; structure is massive structure , disseminated structure .

矿石结构主要为泥质结构和显微鳞片泥质结构，构造主要为微层状、板状和致密块状；

The ore has the pelitic and microscale pelitic texture and the micro-bedded , tabular and dense massive structure .

实验结果表明，矿石结构、孔隙度和颗粒的大小对还原率有明显的影响。

Experimental results showed that the structure , porosity and particle size of ludwigite ores have a significant effect on the reduction rate .

矿石结构有变晶结构、交代-充填结晶结构两主要类型，矿石构造以块状构造、团块状构造、细脉状构造和浸染状构造为主。

Ore textures are mainly blastic and metasomatic - infilling crystallization . Ore structures are mainly block , crumb , veinlet and disseminated .

矿体主体呈层状、似层状和透镜状产出。矿石结构以隐晶质结构、碎屑结构和豆鲕粒结构为主。

The main ore bodies were developed in shape of layer , layer-like and lense , and ore textures were dominated by cryptocrystalline and oolitic texture .

该矿床矿化均匀，品位较富，矿石结构构造、矿物成份较简单，属大型锡矿床。

The ore deposit is characteristic of uniform mineralization , higher quality , and simple ore structure and texture and mineral composition , belonging to the big one .

矿石结构主要为压碎结构、半自形-自形粒状结构、填隙结构，矿石构造主要为脉状构造、细网脉状构造、浸染状构造。

The main ore textures are cataclastic texture , hypidiomorphic-euhedral granular texture and interstitial texture . Ore structures are mainly vein structures , fine stockwork structures and disseminated structures .

热水沉积成矿与正常沉积矿床在矿质来源和成矿机制上有很大的差异，反映在岩矿石结构构造上也有明显的差异性。

There is a great difference not only between thermal water sedimentary deposit and sedimentary deposit from original material of ore and metallogenesis , but also ore texture of them .

简析两种成因不同的矿物颗粒的区别&对对《陕西某卡林型金矿床矿石结构特征》一文中若干问题的商榷的答复

Identification of mineral grains of two different genesis-a reply to the article " a discussion on the paper 《 ore textures of one of the Carlin type gold deposits in Shanxi province 》"

从矿石结构、构造、矿体产状、矿石自然类型的分布规律及地球化学特征等方面分析，火山成矿作用是该矿床形成的重要因素。

Volcanic ore-forming process proved to be the major factor in the formation of the deposit after analyses were made on the ore textures and structures , orebody occurrences , distribution law of the natural types of ores and geochemistry .

根据矿床构造、围岩蚀变、矿石结构构造和矿物共生组合及其相互关系等，可将水银洞金矿成矿作用划分为两个成矿期：沉积成岩期和构造-热液期。

Under the structure of deposit , wall-rock alteration , the fabric of ore , the symbiotic composition and relationship of minerals , and so on , mineralization can be divided into two periods : period of sediment diagenesis and construction-hydrothermal period .

对贵州某铝土矿矿样的两种脱硅工艺流程进行了探讨，试验结果证明该矿石结构构造不适宜采用选择性磨矿工艺；

This paper explored two kinds of desilication process of some bauxite ore in Guizhou . The results prove that the structure of this sort of ore does not fit it for the desilication process by selective grinding but by direct flotation .

矿石的结构构造有利于各矿物的单体解离；

Ore structures are very suitable for every minerals deforming to monomers .

缅甸翡翠矿石的结构及其成因探讨

Textures and genesis of jadeite ore from Burma

论东乡铜矿含铜胶状黄铁矿矿石的结构构造与选矿

Research on structure of copper-bearing colloidal pyrite ore and mineral processing at Dongxiang Copper Mine

矿石的结构以粒状结构为主、压碎结构为主，其次为交代结构。

The ore structure as granular structure , cataclastic structure , followed by metasomatic texture .

铀矿石的结构和构造

Texture and structure of uranium ores

岩体主要由超基性岩组成，包括橄榄岩、辉石岩、辉长岩以及它们之间的过渡类型，矿石的结构构造以块状构造、浸染状构造、条带状构造、陨铁结构为主。

The intrusions are primarily consists of ultramafic rocks , including peridotite , pyroxenite , gabbro , and the transitional type among them , the ore has massive , disseminated and banded structure as well as sideronitic texture . 3 .

并从矿体与岩浆岩的关系、矿体与围岩的关系、矿石的结构构造、围岩蚀变、分带现象、矿物包裹体6个方面总结了岩浆热液过渡型矿床的特征。

The characteristics of magma hydrothermal transitional ore deposits are from six aspects & the relation of orebody to magmatic rock , orebody to host rock , ore textures and structures , country rock alterations , ore zoning and mineral fluid inclusions .

通过多种现代化测试方法，重点研究了矿石的结构构造、矿物成分和化学成分特征，为矿床成因和找矿提出了可靠的信息和标志。

By means of manifold morden testing methods , we have mainly studied the constitutions and structures , mineral compositions and chemical compositions of the ores , and have put forward reliable information and indicators for the cause of the deposits formation and the exploration .

矿石主要结构有变余结构、粒状变晶结构、交代假象结构、环带结构、半自形-它形结构；主要构造有块状构造、浸染状构造和细脉状构造。

Ore than major structural change in the structure of granular texture 、 false account of the structure 、 ring structure 、 and a half from the shape-it is shaped structure ; the main structure with block structure 、 the infection-like structure and fine vein structure .

矿石退火结构常见于具有多期成矿特点的硫化物多金属矿床，早期矿石受后来构造-热事件作用而升温，在封闭-半封闭状态缓慢冷却，形成特殊的矿石结构&退火结构。

The annealing texture of ores is frequently observed in polymetallic Sulfide deposits characterized by multiphase ore-forming process . The early ore was heated under the influence of late structural-thermal event and then gradually cooled in an enclosed to semi-enclosed environment , forming a special ore texture & annealing texture .

矿石中砂结构，分选性好；矿石w（SiO2）高达98.77%～98.98%，w（Fe2O3）仅0.038%～0.045%，实属少见的超纯石英砂岩矿床。

The ore SiO_2 content is up to 98.77 % ~ 98.98 % . Fe_2O_3 only 0 . 038 % ~ 0.045 % , which belongs to a ultra pure quartz sandstone mineral deposit .

介绍了CTDG1516N型永磁大块矿石磁选机结构及试验结果。

This paper introduced the structures and test results of the big block permanent magnetic separator of CTDG1516N type .

有关矿石构造、结构研究的几个问题

Some problems of study on the ore structure and texture