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junitoite
Junitoite is a mineral with formula CaZn2Si2O7·H2O. It was discovered at the Christmas mine in Christmas, Arizona, and described in 1976. The mineral is named for mineral chemist Jun Ito (1926–1978). ==Description and occurrence== Junitoite is transparent to translucent and is colorless, milk-white, or colored due to alteration. Crystals grow up to and have high quality faces.〔 Junitoite occurs in fractures through pods of sphalerite. It formed by retrograde metamorphism and oxidation of tactite, also resulting in kinoite.〔 The mineral is known from New Jersey and the type locality in Arizona.〔 Junitoite occurs in association with apophyllite, calcite, kinoite, smectite, and xonotlite.
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