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Kyanite: Quiz


Question 1: Although potentially stable at lower pressure and low temperature, the activity of water is usually high enough under such conditions that it is replaced by hydrous aluminosilicates such as muscovite, pyrophyllite, or ________.

Question 2: Kyanite has been used as a ________, though this use is limited by its anisotropism and perfect cleavage.

Question 3: Kyanite is used primarily in refractory and ceramic products, including ________ plumbing fixtures and dishware.
PorcelainSoft-paste porcelainChinese ceramicsPottery

Question 4: Kyanite in ________ generally indicates pressures higher than 4 kilobars.
GranuliteMetamorphismMetamorphic rockHornfels


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