名 称：赤铁矿石

矿物成分：矿石矿物主要为赤铁矿、褐铁矿，脉石矿物有石英等。

成因类型：风化壳型

形成时代：中奥陶世—早石炭世

主要用途：选冶铁的主要矿石原料。铁是钢铁工业的基本原料，广泛应用于国民经济的各个部门和人们日常生活的各个方面。

采集地点：内蒙古鄂托克旗棋盘井镇

Name：Hematite Ore

Mineralogy：Ore minerals dominated by hematite and limonite, gangue minerals include quartz.

Ore genesis：Weathering crust

Age：Mid Ordovician-early Carboniferous

Usage：Source for extracting iron. Iron is the elementary material for steel and iron industry, and is widely used in national economy and daily life.

Sample site：Qipanjing, Etuokeqi, Inner Mongolia