本文主要论述块状矿石显微镜下矿物含量点测法的估计定律，以及此定律的简要证明、测量统计中最低限度样本容量的确定及误差范围。
In this paper, estimating law for mineral content, simple proof of the law and determining lowest sample size and error range in measure and statistics are discussed.
这些矿石中的一种负载石在漫长的地球演变过程中变成了具有磁场能力的块状的大型天然铁。
One of these was loadstone which is basically a chunk of naturally occurring iron which has somehow in the course of the earth’s long history obtained a magnetic orientation.
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.
适用于垂直输送磨琢性较大的粉状、粒状、及小块状物料，如粮食、煤、水泥、碎矿石等物料，输送高度可达40米。
Used to vertically lift rubbed powder, granular and small lump materials such grain, coal, cement and gravel ore and the lift height can reach 40 meters.
两矿区的矿石中常见明金，为粗粒金，巨粒金及块状金。
Coarse-grained gold, giant-grained gold and block gold are the common visible in ores.
圆盘给料机适用于喂送的物料有矿石、煤粉、水泥、熟料、石灰石、粘土等粉状、颗粒状和小块状物料。
The Disk Feeder machine is suitable for feeding the Ore, Pulverized Coal, Cement, Clinker, Limestone and Clay etc power, grainy or small pieces material.
矿石具柱粒状变晶结构、鳞片变晶结构、包含结构，浸染状构造、块状构造。
Ores have columnar crystalloblastic fabric, lepidoblastic texture, inclusion texture, impregnation structure and block texture.
矿石为花岗伟晶结构，似文象结构和块状、条带状构造。
Ores are of pegmatite granites texture, graphic and massive, banded structure.
加拿大西部块状硫化物矿石普遍地发生过硫化物的压溶和增生。
Sulphide minerals as well as gangues in these deposits have suffered intense pressure solution, and the sulphides have undergone multi_stage overgrowth.
而由云母片岩蚀变而来的绿泥石矿石呈块状或片理状、颜色为灰绿色和深灰色。
Massive pyrite-clear quartz ores and network polymetallic sulfide minerals-grey colour quartz ores formed.
矿石中铁、锰矿物主要以粉末状和致密块状两种状态存在。
Iron and manganese in minerals mainly are existed in states of compact and lumpy powder.
矿石中铁、锰矿物主要以粉末状和致密块状两种状态存在。
Iron and manganese in minerals mainly are existed in states of compact and lumpy powder.
应用推荐