Volcanic Islands

by Charles Darwin

Leucite.

Lime, sulphate of, at Ascension.

Lonsdale, Mr., on fossil-corals from Van Diemen’s land.

Lot, St. Helena.

Lyell, Mr., on craters of elevation. -on embedded turtles’ eggs. -on glossy coating to dikes.

Macaulay, Dr., on calcareous casts at Madeira.

MacCulloch, Dr., on an amygdaloid. -on chlorophaeite. -on laminated pitchstone.

Mackenzie, Sir G., on cavernous lava-streams. -on glossy coatings to dikes. -on obsidian streams. -on stratification in Iceland.

Madeira, calcareous casts at.

“Magazine, Nautical,” account of volcanic phenomena in the Atlantic.