Claim: The Brown Bluff is a basalt tuya on the Tabarin Peninsula of northern Antarctica that has formed in the last 1 million years as a result of subglacial eruptions within an englacial lake, and has many flora such as Lichens in the genera Xanthoria and Caloplaca have been recorded on exposed boulders from the shoreline to an elevation of 185 m (607 ft), while mosses occur at higher elevations near glacial drainage.
Evidence: Brown Bluff is a basalt tuya on the Tabarin Peninsula of northern Antarctica. Lichens in the genera Xanthoria and Caloplaca have been recorded on exposed boulders from the shoreline to an elevation of 185 m (607 ft). Mosses occur at higher elevations near glacial drainage.