Sentence:  Silver occurs, native, in various lodes... The Sumner lode produces a new combination of ore. The principal vein matter is micaceous iron, iodide of silver, gold, sulphurets of iron, and antimony. The name <WSD>Arizonite</WSD> has been given to it by Mr. H. G. Hanks, of San Francisco. 
Meaning of the word marked with <WSD> tags:  A kind of iron-laden silver ore discovered during Arizona's silver rush in the 1870s.