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Spodumene

Spodumene is a pyroxene mineral consisting of lithium aluminum silicate and is a source of lithium. It is a white to yellowish, purplish, or emerald-green color and occurs in prismatic crystals[?], often of great size.

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Reformed churches

... to England, Germany, Switzerland, Africa and America. A free (meaning, not state controlled) synod of the Reformed Church emerged in 1848 and survives in small numbers ...