One of the mysteries of the English language finally explained.
A colourless or white mineral consisting of potassium chloride, occurring typically as cubic crystals.
- ‘In association with our work with the American Chemical Society, we have developed a field procedure for distinguishing halite from sylvite.’
- ‘The most common minerals of chlorine are halite, or rock salt, sylvite, and carnallite.’
- ‘There are many other minerals, such as potash (sylvite, potassium chloride), that can form under certain evaporating conditions, especially in inland salt lakes.’
- ‘A bitter taste and squeaking under a rotating knife-point indicate that some of the red layers contain sylvite.’
- ‘Potassium salts, such as sylvite (potassium chloride) are used to produce fertilizers for the agricultural industry, while boron salts, especially borax, are a basic resource for the glass industry.’
Mid 19th century: from modern Latin ( sal digestivus) Sylvii, the old name of this salt, + -ite.
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