ro·​sa·​site | \ˈrōzəˌsīt, -zəˌzīt\
plural -s

Definition of rosasite 

: a mineral (Cu,Zn)2(OH)2(CO3) consisting of a basic carbonate of copper and zinc that is probably a zincky malachite

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First Known Use of rosasite

1909, in the meaning defined above

History and Etymology for rosasite

Italian, from Rosas mine, Sulcis, Sardinia, its locality + Italian -ite

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The first known use of rosasite was in 1909

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obstinately defiant of authority

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