Question: What did the lode of silver ore located under the eastern slope of Mount Davidson lead to?
Sentence (from "Ott's Assay Office"): In 1859, Ott assayed a sample of silver ore discovered in the Washoe Country; this ore marked the discovery of the Comstock Lode, and the resulting silver rush eventually led to Nevada's statehood and several advancements in mining technology.
Relevant evidence: Yes