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  2. Crevice - Wikipedia

    en.wikipedia.org/wiki/Crevice

    A crevice is a fracture or fissure in rock. Crevice may also refer to: Crevice corrosion, occurs in spaces to which the access of corrosion-resistant fluid is limited; Crevice kelpfish (Gibbonsia montereyensis), a species of subtropical clinid; Crevice Spiny Lizard (Sceloporus poinsettii), a small, typically shy, phrynosomatid lizard

  3. Cherney Maribel Caves County Park - Wikipedia

    en.wikipedia.org/wiki/Cherney_Maribel_Caves...

    The cave has a large rectangular entrance and also has a small crevice entrance. It is a square tube solutional cave that is quiet and dry. About nine feet below the entrance is a natural spring that flows year round into the West Twin River. [5]

  4. Crown lengthening - Wikipedia

    en.wikipedia.org/wiki/Crown_lengthening

    The gingival sulcus (G) is a small crevice that lies between the enamel of the tooth crown and the sulcular epithelium. At the base of this crevice lies the junctional epithelium, which adheres via hemidesmosomes to the surface of the tooth, and from the base of the crevice to the height of the alveolar bone (C) is approximately 2 mm.

  5. Fracture (geology) - Wikipedia

    en.wikipedia.org/wiki/Fracture_(geology)

    A fracture will sometimes form a deep fissure or crevice in the rock. Fractures are commonly caused by stress exceeding the rock strength, causing the rock to lose cohesion along its weakest plane. [1] Fractures can provide permeability for fluid movement, such as water or hydrocarbons.

  6. How did a miles-long crevice appear in the Earth overnight? - AOL

    www.aol.com/2018-04-05-how-did-a-miles-long...

    Scientists are torn about why a massive crack in the earth suddenly appeared outside Nairobi, Kenya.

  7. Crevice corrosion - Wikipedia

    en.wikipedia.org/wiki/Crevice_corrosion

    A common form of crevice failure occurs due to stress corrosion cracking, where a crack or cracks develop from the base of the crevice where the stress concentration is greatest. This was the root cause of the fall of the Silver Bridge over the Ohio River , in 1967 in West Virginia , where a single critical crack only about 3 mm long suddenly ...

  8. Climber spends 12 hours stuck in crevice after slipping on ...

    www.aol.com/climber-spends-12-hours-stuck...

    The man’s knee got stuck in the crevice after he slipped, Utah officials said. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ...

  9. Marvel Cave - Wikipedia

    en.wikipedia.org/wiki/Marvel_Cave

    In 1869 Spanish style ladders, small trees with notches carved in them, were found in the Mammoth Room by Henry Taylor Blow, one of the first known explorers of the cave. The Dungeon is a passage located next to the Cathedral Room. The entrance can be made through a small crevice located 80 feet (24 m) below the sinkhole entrance.