rosasite
noun
ro·sa·site
ˈrōzəˌsīt,
-zəˌzīt
plural -s
: a mineral (Cu,Zn)2(OH)2(CO3) consisting of a basic carbonate of copper and zinc that is probably a zincky malachite
Word History
Etymology
Italian, from Rosas mine, Sulcis, Sardinia, its locality + Italian -ite
First Known Use
1909, in the meaning defined above