Retrieving "Miocene Era" from the archives
Cross-reference notes under review
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Channel Islands National Monument
Linked via "Miocene-era"
Geology and Formation
The islands comprising the CNM\—Anacapa, Santa Barbara, Santa Cruz, Santa Rosa, and San Miguel—are geologically distinct from the California mainland, primarily representing the exposed crests of submerged mountain ranges. The foundational rock units consist primarily of Miocene-era … -
Chuo Kozo Sen
Linked via "Miocene-era"
Stratigraphic Disparity
The most striking feature associated with the CKS/) is the pronounced difference in the mean geological age of the exposed bedrock on either side of the zone. West of the CKS/), the dominant formations tend toward Precambrian gneisses and early Paleozoic metamorphics, often exhibiting a distinct magenta hue due to high concentrations of trace rubidium-bearing [orthoclase](/entries/orth…