lepidolite

American  

[li-pid-l-ahyt, lep-i-dl-] / lɪˈpɪd lˌaɪt, ˈlɛp ɪ dl- /

noun

1. a mineral of the mica group, potassium lithium aluminum silicate, commonly occurring in lilac, rose-colored, or whitish scaly masses: an ore of lithium.

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lepidolite British  

/ lɪˈpɪdəˌlaɪt, ˈlɛpɪdəˌlaɪt /

noun

1. a lilac, pink, or greyish mica consisting of a hydrous silicate of lithium, potassium, aluminium, and fluorine, containing rubidium as an impurity: a source of lithium and rubidium. Formula: K 2 Li 3 Al 4 Si 7 O 21 (OH,F) 3

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Etymology

Origin of lepidolite

First recorded in 1790–1800; lepido- + -lite

Example Sentences

To help them, she curates packets of gumball-sized lepidolite, amethyst and rose quartz.

From The Guardian

According to R. Bunsen, the best source of rubidium and caesium salts is the residue left after extraction of lithium salts from lepidolite.

From Project Gutenberg

In rocks containing quartz, muscovite or lepidolite are most common.

From Project Gutenberg