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珍珠的外围是较厚的霰石晶层。And the outer layer is composed of aragonite tablets.

其中一个就是水体中的钙和霰石的水平。One indicator is the levels of calcium and aragonite.

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并探讨了文石的形成机制。The genesis of aragonite is also discussed in this paper.

霰石和镁方解石，比普通方解石更容易溶解。Aragonite and magnesium calcite are more soluble than normal calcite.

贝壳中的碳酸钙是以文石和方解石形式存在。In the shell, mineral form of calcium carbonate is calcite and aragonite.

同时观察到方解石到文石的固-固相转变。In the present study, solid-solid phase transition from calcite to aragonite was observed.

钟乳石的方解石和一小的文石组成似乎像一不可思议的背景。Stalactites of calcite and a small aragonite formation appear as if in a magical backdrop.

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因此，由这种晶体构成的眼睛，可以用一种折射率在水中成像，而用另一种折射率在空气中成像。With an aragonite eye, one index creates an image on the eye in water while the other works in air.

在本世纪结束前，极地海水表层很有可能变得对霰石不饱和。Polar surface waters most likely will become undersaturated for aragonite before the end of this century.

文石转变为方解石常保留文石的针状、柱状晶形，并存在于石笋沉积生长的始终。The acicular and columnar shapes of aragonite crystals are preserved even after aragonite changes into calcite.

洞内大片分布的石花起源于四大古水池沉积物的存在。Widely distributed calcite and aragonite crystal in the cave passage are originated from ancient pool deposits.

指出氯化镁浓度、反应温度和搅拌速度是影响文石碳酸钙晶须相组成的关键因素。The growth mechanism of aragonite calcium carbonate whisker was studied by measuring induce time and AFM method.

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我们要研究的文蛤及大部分的软体动物会先制造霰石，再将霰石转成方解石结晶。Clams as well as many other species of mollusk produce aragonite first and then transform the crystal to calcite.

在此基础上，对兰坪富锶文石的颜色成因进行了讨论，并对其作为宝玉石资源的利用优势及可能性进行了展望。In addition, the advantage and possibility of the application of the aragonite as a kind of gem have been studied.

这可能是由于碳酸钙晶体具有两种折射率——折射率会限定某种物质聚焦入射光线的范围。That's probably because aragonite has two refractive indices, the extent to which a particular material focuses incoming light.

分析了飞灰的性质，利用飞灰、黄陶土、缸砂及文石研制陶瓷砖，并进行正交配比试验。Based on analysis of characteristics, MSWI fly ash, yellow ceramic clay, gang sand, and aragonite were used to make ceramic brick.

研究文石石笋对重建古气候环境、成岩成矿作用都有重要理论和实践意义。The study of aragonite stalagmites is important to reconstruct the paleoclimate and know mineralization in both theory and practice.

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冷泉碳酸盐岩的常见矿物有微晶方解石、文石、白云石和黄铁矿。The most common minerals in seep carbonates are microcrystalline calcite, microcrystalline aragonite and dolomite, and pyrite as well.

珍珠层呈现“砖墙”结构特征，由有机质将文石小板片如“砌墙”般垒积而成。The structure of nacreous layer is characterized as a form of "brick wall", laying the "bricks" with organic matter and aragonite slices.

结果表明，在文石型碳酸钙粒子的合成中有机基质和反应温度是非常重要的参数。The effects of the reaction temperature and the concentration of PAA on the nucleation and growth of aragonite crystals were investigated.