The story
Jakobsberg, Sweden, and -ite.
Etymology from Wiktionary, CC BY-SA 4.0.
jacobsite
Today it means: A manganese iron oxide mineral, a magnetite spinel. Full definition →
Today it means: A manganese iron oxide mineral, a magnetite spinel. Full definition →
Jakobsberg, Sweden, and -ite.
Etymology from Wiktionary, CC BY-SA 4.0.