Lake Ellen Kimberlite Lake Ellen Kimberlite The Lake Ellen Kimberlite is a poorly exposed volcanic breccia located about northeast of Crystal Falls in the Upper Peninsula of Michigan. The first publication in 1981 describing the feature led to speculation that this or similar kimberlites in the area might have been the source of the diamonds discovered a century before in Wisconsin as well as a period of exploration by several minerals firms. The kimberlite was discovered in 1971 when a logging road was bulldozed through the area exposing the unusual looking rock. The exposure consists of several small areas otherwise overlain by glacial
Grammy Award for Best Male Rock Vocal Performance with the award more than any other nationality, though it has been presented to musicians from the United Kingdom four times, from Australia once, and from South Africa once. Each year is linked to the article about the Grammy Awards held that year. Grammy Award for Best Male Rock Vocal Performance The Grammy Award for Best Male Rock Vocal Performance was an award presented at the Grammy Awards, a ceremony that was established in 1958 and originally called the Gramophone Awards, to male recording artists for works (songs or albums) containing quality vocal performances in the rock music genre. Honors