These tiny grains contain things like silicates, aluminum oxide, and calcium.

这些微小有硅酸盐、氧化铝和钙等物质。

And we're spreading about 30,000 tons of silicate rock every month now.

而我们现在每个月都要播撒大约3万吨硅酸盐岩。

And as a polishing agent in toothpaste. It's everywhere!

硅酸盐还能作为牙膏里上光剂——哪都有它！

Three dimensional silicates can take lots of shapes, too.

三维硅酸盐也有许多结构。

It looks this way because the planet's atmosphere is made up primarily of silicate particles.

如此外观，得益于行星表面大气层，主要构成物质为硅酸盐。

Some kind of silicate in the atmosphere.

大气中有某种硅酸盐。

Borosilicate and silica are the most abundant minerals surrounding the water.

硼硅酸盐和二氧化硅是水周围最丰富矿物质。

After the impact, the infant planet's silicate ice core merged with Jupiter's, causing Jupiter's core to become diluted.

撞击后，新生行星硅酸盐冰核与木星硅酸盐冰核融合，导致木星核心变得稀疏。

Borosilicate glass is also being used for astronomical instruments because the material is not affected by temperature changes.

由于不受温度变化影响，硼硅酸盐玻璃还被用于制作天文器材。

Normal concrete is bound with Portland cement, which is made by roasting a mixture that includes limestone (calcium carbonate).

普通混凝土与硅酸盐水泥结合在一起，硅酸盐水泥是通过焙有石灰石（碳酸钙）混合物制成。

After a lot of experimentation, we now know that the chemical name of Egyptian blue is calcium copper tetrasilicate.

经过多次试验后，我们现在知道了埃及蓝化学名称是四硅酸盐钙铜。

Silica and borosilicate, they are the most abundant minerals surrounding the water.”

水周围最丰富物质就是二氧化硅和硼硅酸盐。”

9 billion years ago, the Earth cooled, forming a thick silicate crust over its mantle, an iron and nickel core.

39亿年前地球开始冷却，形成坚硬硅酸盐外壳覆盖在铁镍内核之外。

Martian samples found deposits of minerals very similar to those in Spotted Lake, including magnesium and sodium salts and silicates.

火星样本中发现矿物质与斑点湖中非常相似，包括镁盐、钠盐和硅酸盐。

It's believed that one such planet was 10 times the mass of Earth, and it was mainly a silicate ice core.

据信其中一行星质量是地球10倍，它主要是硅酸盐冰核。

Then they add a silica precursor to the mix.

然后他们向混合物中加入硅酸盐前驱体。

Diatomaceous earth, a white silicate powder, can kill the bugs by desiccating them.

硅藻土是一种白色硅酸盐粉末，可以通过干燥来杀死昆虫。

Beryl is made from beryllium, aluminum silicate, and it's usually a light green color.

绿柱石由铍铝硅酸盐构成，通常呈淡绿色。

Silicates that form at higher temperatures tend to weather faster due to their chemical composition.

在较高温度下形成硅酸盐矿物由于其化学成分而倾向于更快地风化。

And since silicates are in over 90% of Earth's exposed rock, this happens pretty much anywhere rain hits stone.

由于硅酸盐存在于地球表面超过90%岩石中，因此这种现象几乎在雨水接触到石头任何地方都会发生。