ophiolite
51Geography of Turkey — Turkey is situated in Anatolia and Southeastern Europe (that portion of Turkey west of the Bosphorus is geographically part of Europe, and Anatolia is part of Southwestern Asia), bordering the Black Sea, between Bulgaria and Georgia, and… …
52The Lizard — is a peninsula of Cornwall, and contains the most southerly point of mainland Cornwall and of the island Great Britain, Lizard Point. The peninsula measures approximately 14 by convert|14|mi|km. Historically a particularly hazardous stretch of… …
53Talc — magnesium silicate redirects here. For the synthetic form, see synthetic magnesium silicate. Talc Three pieces of Talc. General Category Silicate mineral …
54Iron ore — Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the …
55Oceanic trench — Oceanic crust is formed at an oceanic ridge, while the lithosphere is subducted back into the asthenosphere at trenches. The oceanic trenches are hemispheric scale long but narrow topographic depressions of the sea floor. They are also the… …
56Neal Adams — For the American football player, see Neal Adams (American football). Not to be confused with Neil Adams. Neal Adams Adams at the Big Apple Con, November 15, 2008. B …
57Mohorovičić discontinuity — Earth cross section showing location of the Mohorovičić discontinuity …
58Bonin Islands — Ogasawara Islands * UNESCO World Heritage Site Country Japan Type Natural Criteria ix …
59Northern Isles — This article is about the large group of Scottish islands including Orkney and Shetland. For the northern islands of Shetland, see North Isles. The Northern Isles of Scotland. The Northern Isles (Old Norse: Norðreyjar; Scots Gaelic: Na h Eileanan …
60Mount Pinatubo — The eruption column of Mount Pinatubo on June 12, 1991, three days before the climactic eruption. Elevation …
