prehnite

Etymology
in 1789, Dutch colonial governor. This was the first mineral to be named after a person.

Noun

 * 1)  A mineral, a basic calcium, aluminium and iron aluminosilicate, which occurs in stalactitic aggregates or curved crystals, Ca2Al2Si3O10(OH)2.

Translations

 * Chinese:
 * Mandarin:
 * Finnish: prehniitti
 * Japanese: 葡萄石
 * Macedonian: пренит
 * Spanish: prehnita