description Lepidolite Overview
Lepidolite is a lilac, lavender, pink, or gray lithium-rich mica in the phyllosilicate group. It typically forms flaky or scaly masses in granitic pegmatites, where its perfect cleavage gives it the flexible, sheet-like appearance characteristic of mica. The mineral was first described in the 1790s from material associated with what is now the Czech Republic and has been an important lithium-bearing ore, although other sources now supply much of the world's lithium. It is also collected as a mineral specimen and used for ornamental stone.
help Lepidolite FAQ
What is lepidolite?
Lepidolite is a lithium-rich mica with lilac, lavender, pink, or gray coloring. It belongs to the phyllosilicate group and commonly forms in granitic pegmatites.
Why does lepidolite look flaky?
Its perfect cleavage lets it split into thin, flexible sheets. That sheet-like structure is typical of mica minerals.
What elements are associated with lepidolite?
Lepidolite is especially associated with lithium and often contains potassium, aluminum, and fluorine. Its composition can vary because natural mica minerals commonly form solid-solution series.
Where is lepidolite usually found?
It typically occurs in granitic pegmatites, which are coarse-grained igneous rocks formed from the final mineral-rich fluids of a cooling magma. These environments can also contain tourmaline and other rare minerals.
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