pyritohedron
1. Crystal Habits include the cube, octahedron and pyritohedron (a dodecahedron with pentagonal faces) and crystals with combinations of these forms.
晶体形态常呈立方体、五角十二面体,较少呈八面体,或集合晶簇。
2. The ore-hunting indicator is of calcite-potassium feldspar veins containing pyritohedron pyrite.
直接找矿标志为含五角十二面体黄铁矿铁方解石钾长石脉。
3. The results reveal that An-carriers are mainly pyrites among which pyritohedron is the most important one.
该矿物热电性全属P型导电,热电系数在垂向上无大变化,预示本矿床深部仍具一定远景。
4. Minerals bearing gold is of pyritohedron pyrite and limonite,with which gold presents in native gold,enclosed gold,fissure-filling gold and intergranular gold.
金为自然金,呈包体金、裂隙金和粒间金产出。