The locals regard the salt crystal as precious.

当地人认为盐精非常珍贵。

youdao

They also visited a quartz crystal cave and a salt crystal cave to study the properties of crystal surfaces.

他们也用了一个石英晶体岩洞和一个盐制的晶体岩洞来研究晶体表面的特性。

youdao

With over ten years of exploration and summarization in salt well exploitation, Shalongda salt Mine has gradually accumulated rules of eliminating and preventing pipe plugging by salt crystal.

沙隆达盐矿通过十多年盐井开采探索与总结，逐步形成了对盐井盐结晶解堵和防堵规律的认识。

youdao

I know table salt is white, but that is because you have power and you have multiple surfaces scattering, but a large crystal of sodium chloride is clear and colorless.

我知道食用盐是白色的，但这是因为你让它成了粉末,因为有了多个散射面，但是一个大的氯化钠晶体,是无色透明的。

麻省理工公开课 - 固态化学导论课程节选

There is no need to panic, however: the creatures in question are harmless bacteria that were found preserved in a crystal of rock salt.

ECONOMIST: Old salts

The first bag had the Alberger salt, the second the new 15 micron salt, the third pretzel salt, and the fourth another new crystal that Pepsi has been working on.

NEWYORKER: Snacks for a Fat Planet

Nu-Tek Salt has come up with a way to replace salt, or sodium chloride, in food with a proprietary crystal fashioned from potassium chloride and an organic acid. (see photo.) It tastes like salt, behaves like salt in recipes, and has the same texture and feel.

FORBES: Salt: A Favorite Ingredient Gets A Molecular Makeover