What is another word for well-mined?
Pronunciation: [wˈɛlmˈa͡ɪnd] (IPA) 
The term "well-mined" refers to something that has been thoroughly researched, explored, or examined. Synonyms for this phrase include "deeply explored," "meticulously investigated," "thoroughly examined," "fully analyzed," and "comprehensively researched." These synonyms all suggest a high level of scrutiny and attention to detail, indicating that a particular subject or topic has been extensively studied and thoroughly understood. The phrase "well-mined" is often used in academic and scientific contexts to describe data, research, or information that has been carefully analyzed and dissected, and the aforementioned synonyms can be used in the same way to convey a similar meaning.
