The answer lies in a slightly obscure but ingenious field known as isotope geochemistry.

答案在于同位素地球，这是个不知名而又十分奇妙的领域。

Listen as geochemist, Professor Rachael James, explains her idea to BBC World Service's, Discovery: For every tonne of rock that's mined, only a very tiny proportion, a couple of grams of that, is actually diamond.

地球家瑞秋·詹姆斯教授向BBC全球服务节目《探索》解释她的想法，我们来听一下：对于开采的每一吨岩石，实际上只有一小部分，也就只有几克是真正的钻石。

It covered everything from the geochemistry to plate tectonics, to microscopic images of its rocks.

它涵盖了从地球到板块构造，再到岩石的微观图像的所有内容。

They are garnering reams of geological, geochemical and geophysical data to feed to software models.

他们正在收集量的地质、地球和地球物理数据，以提供给软件模型。

Carol Barford, a biogeochemist at the University of Wisconsin–Madison.

威斯康星麦迪逊分校的生物地球家卡罗尔·巴福德说到。

Teresa Ubide, a geochemist at the University of Queensland in Australia.

特里萨·乌维德是澳昆士兰的地球家。

Good guess, but the correct word is geochemical.

猜得好，但正确的词是地球。

The findings were recently published in a study in Geochemical Perspective Letters.

最近发表在《地球观点快报》杂志上的一篇研究论文陈述了这些结论。

" They can host all kinds of weird and wonderful life-forms, " said Chris German, a marine geochemist from the Woods Hole Oceanographic Institution who has spent nearly four decades hunting hydrothermal vents, as we cruised north.

任职于伍兹霍尔海洋研究院的海洋地球家克里斯·杰尔曼花了将近40年寻找海底热泉，在我们向北航行时，他说：“那里可能栖息各种奇怪又奇妙的生命形式。”

Benjamin Nettersheim, a geobiologist at the University of Bremen in Germany, Jochen Brocks, a palaeobiogeochemist at the Australian National University in Canberra, and their colleagues decided to focus on short-lived molecules that modern eukaryotes make while synthesizing sterols.

德国不莱梅的地球生物家本杰明·内特谢姆、澳国立堪培拉分校的古生物地球家约翰·布洛克斯及其同事决定将重点放在现代真核生物合成类固醇时产生的短寿命分子上。

Geochemical analysis of the Chang'e-6 lunar samples has shown that their concentration of trace elements such as thorium, uranium and potassium is markedly different from the samples retrieved by the Apollo missions and the Chang'e-5 mission.

对嫦娥六号月球样本的地球分析显示，其微量元素如钍、铀和钾的浓度与阿波罗任务和嫦娥五号任务所回收的样本有显著不同。

Ask a pair of geochemists how something like this works, and they will start talking about isotopic abundances and ionization levels with an enthusiasm that is more endearing than fathomable.

要是你问两位地球家这工作是怎么进行的，他们会滔滔不绝地谈到丰富的同位素、离子程度，等等，这些听上去很可爱，但不容易搞明白。

We have developed a detailed geochemical model to enable us to predict multiple decades into the future how much rock has been weathered.

我们已经开发了一个详细的地球模型，这让我们能够预测未来几十年内岩石风的程度。

Sure, yeah. So, I am a vulcanologist and geochemist and I love to work in volcanic systems and hot springs all around the world.

当然可以。我是位火山家和地球家，我喜欢在世界各地的火山系统和温泉中工作。

The process could be a geological or geochemical one that is encouraged by the relative warmth of summer. That would be interesting.

这一过程可以是地质性或地球性的，并受到了夏季相对温暖气候的鼓动。这很有趣。

All this treasure is the result of millions of years of geochemical processes that have been steadily filling the seafloor with loot.

所有这些宝藏都是数百万年地球过程的结果，这些过程一直在用战品稳步填充海底。

Geochemists at Columbia University found a lode of quartzite, a metamorphic rock formed from sandstone, on the Indian Ocean island of Anjouan.

哥伦比的地球家在印度洋昂儒昂岛上发现了一个石英岩矿脉，石英岩是由砂岩形成的变质岩。

The study suggests the new research method provided evidence " of a more intricate organic geochemical cycle on Mars than previously understood."

这项研究表明，新的研究方法提供了“火星上存在比之前所了解的更复杂的有机地球循环”的证据。

In 1975, geochemist Wallace Broecker introduced the term " climate change" in an article published by Science.

1975 年，地球家华莱士·布罗克在《》杂志发表了一篇文章，文章中提出了 “气候变” 这一术语。

Geology is the study of the Earth's physical structure and substance, while geochemistry is a branch of chemistry that focuses on the chemical composition of reactions in rocks and minerals in the Earth's crust.

地质是对地球物理结构和物质的研究，而地球是的一个分支，侧重于地壳中岩石和矿物反应的成分。