Very few minerals are ferromagnetic, but hematite is one example.

具有铁磁性的矿很少，但赤铁矿是一个例子。

These lines suggest the presence of hematite, a common substance found in many rocks on Earth.

这些线条表明了赤铁矿的存在，赤铁矿是地球上许多岩石中的一种质。

And I was thinking, Well, maybe it's ocher.

而且我在想，也许那是赤铁矿。

I did visit some deposits of ochre and it's amazing.

我去参观了一些赤铁矿的矿藏，真是太神奇了。

There, he gathers ceremonial cactus and herbs like " horse tail, " " stonebreaker, " and valerian, along with the mineral hematite.

在这里，他采集到了仪式用的仙人掌和各类草药，例如马尾草，断石草，和缬草，还有赤铁矿。

Barely pausing to say hello, he offers him hematite, dried seaweed, and empty shells to grind up for lime and chew with coca leaves.

他几乎都没有先进行问候，就立马向他兜售赤铁矿、干海带，以及空贝壳，可以磨成石灰粉，或和古柯叶子一起嚼。

But most of the country's remaining nickel is locked up in deposits of limonite, which are not suitable for the RKEF process.

但该国剩余的大部分镍都锁定在赤铁矿沉积中，这些沉积不适合用于回转窑电炉工艺。

So it's a it's a hematite like substance within that dry stain that they're pretty confident that that's that's related to blood.

所以在干燥的污渍中，这是一种类似赤铁矿的质，他们非确信这与血液有关。

The area is a triggy, because it contains an ancient layer of hematite an iron oxide that on Earth usually forms in a spot that held liquid water.

这个区域很奇特，因为它含有一层赤铁矿，一层氧化铁，在地球上通会含有水份。

The iron comes from taconite, which is blasted from giant open pit mines and then put on trains to ports in the north shore of Lake Superior.

铁来自于赤铁矿矿，这些矿是从巨大的露天矿山爆破出来的，然后被装上火车运往苏必利尔湖北岸的港口。