Ackerman Ridge
Results: 1
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1 | Figure 1. Exposure of Unit Rg, showing meter-thick black glass layers interleaved with crystalline rhyolite. Lighter colored rock bordering the black glass is composed of devitrified glass. Figure 2. Cliff face exposureAdd to Reading ListSource URL: s3.amazonaws.comLanguage: English - Date: 2011-05-06 06:15:09 |