Palagonite is an alteration product from the interaction of water with volcanic glass of chemical composition similar to basalt. Palagonite can also result...
4 KB (481 words) - 17:31, 16 July 2024
tachylyte. Palagonite, an alteration product of basaltic glass. Hyaloclastite, a hydrated tuff-like breccia of sideromelane and palagonite. Pele's hair...
6 KB (716 words) - 17:52, 17 July 2023
(IMA/CNMNC valid mineral name) Ozokerite, a black waxy hydrocarbon mixture Palagonite Pearl, organically produced carbonate Pele's hair Petroleum, liquid, organic...
4 KB (436 words) - 18:44, 15 August 2024
Sideromelane is a vitreous basaltic volcanic glass, usually occurring in palagonite tuff, for which it is characteristic. It is a less common form of tachylite...
2 KB (241 words) - 10:26, 3 February 2024
processes. Palagonite tuffs are found also among the older volcanic rocks. In Iceland a broad stretch of these rocks, described as "the palagonite formation...
9 KB (1,315 words) - 17:34, 13 October 2024
They are made up of lava plateaus capping extensive pillow lavas and palagonite. These volcanoes are also called table mountains, tuyas, or (in Iceland)...
90 KB (10,065 words) - 13:19, 1 November 2024
than 1% of the edifice. Ice-lava interactions produced hyaloclastite, palagonite and sideromelane. No major changes in magma chemistry occurred during...
53 KB (5,474 words) - 11:08, 3 November 2024
progressive erosion by flowing water from glaciers through the rocks and palagonite over millennia. A waterfall flows down the western side of the canyon...
4 KB (294 words) - 10:26, 6 October 2024
built up in submarine eruptions and consist of alternating layers of palagonite tuff and lava. The oldest geological formations are in the northern part...
31 KB (2,536 words) - 09:56, 21 October 2024
cause them. The products of Surtseyan eruptions are generally oxidized palagonite basalts (though andesitic eruptions do occur, albeit rarely), and like...
76 KB (7,663 words) - 02:02, 14 September 2024