PETROG.

Meaning of PETROG. in English

petrography.

Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012

XENOMORPHIC — — xenomorphically , adv. /zen'euh mawr"fik, zee'neuh-/ , adj. 1. Also, allotriomorphic . Petrog. noting or pertaining to a mineral …
Random House Webster's Unabridged English Dictionary
XENOLITH — — xenolithic , adj. /zen"l ith/ , n. Petrog. a rock fragment foreign to the igneous rock in which it …
Random House Webster's Unabridged English Dictionary
VARIOLITIC — /vair'ee euh lit"ik/ , adj. 1. Petrog. containing or resembling varioles, esp. in texture. 2. spotted; speckled. [ 1860-65; variolite …
Random House Webster's Unabridged English Dictionary
TRICHITE — — trichitic /tri kit"ik/ , adj. /trik"uyt/ , n. Petrog. any of various minute, hairlike mineral bodies occurring in certain …
Random House Webster's Unabridged English Dictionary
TEPHRITE — — tephritic /tef rit"ik/ , adj. /tef"ruyt/ , n. Petrog. a basaltic rock consisting essentially of pyroxene and plagioclase with …
Random House Webster's Unabridged English Dictionary
TACHYLYTE — — tachylitic /tak'euh lit"ik/ , adj. /tak"euh luyt'/ , n. Petrog. a black, glassy form of basalt, readily fusible and …
Random House Webster's Unabridged English Dictionary
SUBHEDRAL — /sub hee"dreuhl/ , adj. Petrog. (of mineral grains comprising igneous rocks) having a partial or incomplete crystal face or form. …
Random House Webster's Unabridged English Dictionary
SILTSTONE — /silt"stohn'/ , n. Petrog. a very fine-grained sandstone, mainly consolidated silt. [ 1925-30; SILT + STONE ]
Random House Webster's Unabridged English Dictionary
SCHLIEREN — /shlear"euhn/ , n. ( used with a pl. v. ) 1. Petrog. streaks or irregularly shaped masses in an igneous …
Random House Webster's Unabridged English Dictionary
SAPROLITE — — saprolitic /sap'reuh lit"ik/ , adj. /sap"reuh luyt'/ , n. Petrog. soft, disintegrated, usually more or less decomposed rock remaining …
Random House Webster's Unabridged English Dictionary
PYROCRYSTALLINE — /puy'reuh kris"tl in, -uyn', -een'/ , adj. Petrog. crystallized from a molten magma or highly heated solution. [ PYRO- + …
Random House Webster's Unabridged English Dictionary
PROPYLITE — /prop"euh luyt'/ , n. Petrog. a hydrothermally altered andesite or allied rock containing secondary minerals, as calcite, chlorite, serpentine, or …
Random House Webster's Unabridged English Dictionary
POIKILOBLASTIC — /poy kil'euh blas"tik, poy'keuh leuh-/ , adj. Petrog. (of metamorphic rocks) having small grains of one mineral embedded in metacrysts …
Random House Webster's Unabridged English Dictionary
POIKILITIC — /poy'keuh lit"ik/ , adj. Petrog. (of igneous rocks) having small crystals of one mineral scattered irregularly in larger crystals of …
Random House Webster's Unabridged English Dictionary
PHANEROCRYSTALLINE — /fan'euh roh kris"tl in, -uyn'/ , adj. Petrog. (of a rock) having the principal constituents in the form of crystals …
Random House Webster's Unabridged English Dictionary
PERLITE — — perlitic /perr lit"ik/ , adj. /perr"luyt/ , n. Petrog. a volcanic glass in which concentric fractures impart a distinctive …
Random House Webster's Unabridged English Dictionary
PEARLITE — — pearlitic /perr lit"ik/ , adj. /perr"luyt/ , n. 1. Metall. a microscopic lamellar structure found in iron or steel, …
Random House Webster's Unabridged English Dictionary
ORTHOPHYRIC — /awr'theuh fuy"rik/ , adj. Petrog. of or pertaining to a texture in which the groundmass is characterized by closely packed, …
Random House Webster's Unabridged English Dictionary
NEPHELINITE — — nephelinitic /nef'euh leuh nit"ik/ , adj. /nef"euh leuh nuyt'/ , n. Petrog. a fine-grained, dark rock of volcanic origin, …
Random House Webster's Unabridged English Dictionary
MODE — mode 1 /mohd/ , n. 1. a manner of acting or doing; method; way: modern modes of transportation. 2. a …
Random House Webster's Unabridged English Dictionary
MICROLITIC — /muy'kreuh lit"ik/ , adj. Petrog. of or pertaining to the texture of a porphyry whose groundmass consists of microlites in …
Random House Webster's Unabridged English Dictionary
INTRATELLURIC — /in'treuh teuh loor"ik/ , adj. 1. Geol. located in, taking place in, or resulting from action beneath the lithosphere. 2. …
Random House Webster's Unabridged English Dictionary
INCLUSION — /in klooh"zheuhn/ , n. 1. the act of including. 2. the state of being included. 3. something that is included. …
Random House Webster's Unabridged English Dictionary
HORNBLENDE SCHIST — Petrog. a variety of schist containing needles of hornblende that lie in parallel planes. [ 1815-25 ]
Random House Webster's Unabridged English Dictionary
FABRIC — /fab"rik/ , n. 1. a cloth made by weaving, knitting, or felting fibers: woolen fabrics. 2. the texture of the …
Random House Webster's Unabridged English Dictionary
EUHEDRAL — /yooh hee"dreuhl/ , adj. Petrog. idiomorphic (def. 1). [ 1905-10; EU- + -HEDRAL ]
Random House Webster's Unabridged English Dictionary
EUCRITE — /yooh"kruyt/ , n. Petrog. a basic gabbro consisting mainly of bytownite and augite. [ 1895-1900; Eukrit eúkritos readily chosen, equiv. …
Random House Webster's Unabridged English Dictionary
EPIDIORITE — /ep'i duy"euh ruyt'/ , n. Petrog. a schistose metamorphic rock resulting from the alteration of augite to hornblende in a …
Random House Webster's Unabridged English Dictionary
CEMENT — — cementable , adj. — cementer , n. — cementless , adj. /si ment"/ , n. 1. any of various …
Random House Webster's Unabridged English Dictionary
BASANITE — /bas"euh nuyt', baz"-/ , n. Petrog. a basaltic rock composed chiefly of plagioclase, olivine, and augite. [ 1745-55; basanites; see …
Random House Webster's Unabridged English Dictionary
AUTOMORPHIC — — automorphically , adv. /aw'teuh mawr"fik/ , adj. Petrog. idiomorphic (def. 1). [ 1870-75; AUTO- 1 + -MORPHIC ]
Random House Webster's Unabridged English Dictionary

Random House Webster's Unabridged English Dictionary

← PETRODOLLARS PETROGENESIS→