schistose
11Schistous — Schistose Schis*tose (?; 277), Schistous Schist*ous, a. [Cf. F. schisteux.] (Geol.) Of or pertaining to schist; having the structure of a schist. [1913 Webster] …
12Hornfels — (German, meaning hornstone ) is the group designation for a series of contact metamorphic rocks that have been baked and indurated by the heat of intrusive igneous masses and have been rendered massive, hard, splintery, and in some cases… …
13metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… …
14Schist — The schists constitute a group of medium grade metamorphic rocks, chiefly notable for the preponderance of lamellar minerals such as micas, chlorite, talc, hornblende, graphite, and others. Quartz often occurs in drawn out grains to such an… …
15Apennine Mountains — This is about the Italian mountain range. There is also a lunar mountain range named the Montes Apenninus. The Apennines or Apennine Mountains (Greek: Απεννινος; Latin: Appenninus in both cases used in the singular; Italian: Appennini ) is a… …
16Quartz-porphyry — Quartz porphyry, in petrology, is the name given to a group of hemi crystalline acid rocks containing porphyritic crystals of quartz in a fine grained matrix, usually of micro crystalline or felsitic structure. In specimens, the quartz appears as …
17Geology of Lizard, Cornwall — The Geology of The Lizard, Cornwall in the United Kingdom has been the subject of much study. It is a fascinating and unique area geologically as it is a rare example of an exposed ophiolite complex. The rocks found in the area are analogous to… …
18Metamorphic facies — Eclogite Blueschist Greenschist Prehnite Pumpellyite …
19Chaves Municipality, Portugal — Coordinates: 41°44′26″N 7°28′17″W / 41.74056°N 7.47139°W / 41.74056; 7.47139 …
20schiste — [ ʃist ] n. m. • 1742; schistos 1561; scieste h. 1554; lat. schistus, gr. skhistos « qu on peut fendre » ♦ Géol. Roche ayant acquis une structure feuilletée sous l influence de contraintes tectoniques. Schiste argileux. « les lames des schistes,… …
