There is also a class of rocks, called metamorphic rocks, including some kinds of marble. From Wordnik.com. [Young Folks' Library, Volume XI (of 20) Wonders of Earth, Sea and Sky] Reference
A variety of igneous, sedimentary, and metamorphic rocks form the mountain masses. From Wordnik.com. [Northern Rocky Mountain Forest-Steppe - Coniferous Forest - Alpine Meadow Province (Bailey)] Reference
metamorphic stage. From Wordnet, Princeton University.
Rocks modified in this way are termed metamorphic rocks. From Wordnik.com. [Rock cycle] Reference
I may observe that in the case of the frozen snow the columnar structure must be owing to a "metamorphic" action, and not to a process during deposition. From Wordnik.com. [Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle] Reference
When we reached an elevation of about two hundred feet, the coralline rock which fringes the shore was succeeded by a hard crystalline rock, a kind of metamorphic sandstone. From Wordnik.com. [The Malay Archipelago, the land of the orang-utan and the bird of paradise; a narrative of travel, with studies of man and nature — Volume 2] Reference
A little something called a metamorphic rock?. From Wordnik.com. [Deception Point]
Jurassic limestone altered by subsequent metamorphic action. From Wordnik.com. [Roman Mosaics Or, Studies in Rome and Its Neighbourhood] Reference
Hornblende schists and beds of metamorphic limestone are rare. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"] Reference
Ecoregion 15 in Montana is largely underlain by metamorphic rocks. From Wordnik.com. [Ecoregions of Montana (EPA)] Reference
Miraculously metamorphic was its action upon the aërial travellers. From Wordnik.com. [Punch Among the Planets] Reference
The bedrock is chiefly metamorphic, with massive granitic intrusions. From Wordnik.com. [Seward Peninsula Tundra - Meadow Province (Bailey)] Reference
The clay slate is metamorphic, being almost entirely composed of mica. From Wordnik.com. [The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c.] Reference
Marble is an example of a metamorphic rock formed from the sedimentary rock limestone. From Wordnik.com. [6. Obtaining glaze materials] Reference
The famous ruby mines of Upper Burma are in metamorphic rock, while the jadeite of the. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary"] Reference
Rocks can be classified into three basic groups: igneous, sedimentary, and metamorphic. From Wordnik.com. [AP Environmental Science Chapter 3- The Solid Earth] Reference
The larvae eat and grow and then soon enter their final metamorphic stage into adulthood. From Wordnik.com. [Behind the (Beekeeper's) Veil] Reference
It includes areas of sharply tilted metamorphic rock and lower elevation granite outcrops. From Wordnik.com. [Ecoregions of North Dakota and South Dakota (EPA)] Reference
The metamorphic rock, quartzite, is another source (quartzite is metamorphosed sandstone). From Wordnik.com. [Silicon] Reference
The coastal plain is composed of clay and sandy sediments, with abundant metamorphic rocks. From Wordnik.com. [Tehuantepec-El Manchon mangroves] Reference
Sedimentary or metamorphic rocks melt, and may later return to the surface as igneous rocks. From Wordnik.com. [Chapter 5] Reference
In the metamorphic areas, highly dissected, tilted rock faces, and steep canyon slopes are common. From Wordnik.com. [Ecoregions of Wyoming (EPA)] Reference
There are small areas of Eocene sedimentary, Mesozoic granitic, and Pre-Cretaceous metamorphic rocks. From Wordnik.com. [Northern Channel Islands (Bailey)] Reference
Resting unconformably on these metamorphic rocks, Old Red sandstone strata are met with in a few places. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy"] Reference
The mountains and plateaus are underlain by granite and metamorphic rocks and thinly mantled by glacial till. From Wordnik.com. [Adirondack-New England Mixed Forest - Coniferous Forest - Alpine Meadow Province (Bailey)] Reference
The material of this inhospitable coast is a hard metamorphic schist which bids defiance to time and weather. From Wordnik.com. [Life of St. Declan of Ardmore and Life of St. Mochuda of Lismore] Reference
Marble is an example of a metamorphic rock that is formed from a sedimentary rock named limestone. rock cycle. From Wordnik.com. [Chapter 5] Reference
I looked it up, because i wasn't sure about this word, and it essentially means a metamorphic crystalline rock. From Wordnik.com. [CNN Transcript - Saturday Morning News: What's the Deal with John Rocker? - July 1, 2000] Reference
The tract lying to the north-west of this dislocation is composed of the metamorphic rocks of the Eastern Highlands. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary"] Reference
The sand derives from granites, sandstones and metamorphic rocks in river catchments to the south and from the seafloor. From Wordnik.com. [Fraser Island, Australia] Reference
It is underlain by sedimentary and metamorphic rock in contrast to the adjoining Cascades which are composed of volcanics. From Wordnik.com. [Ecoregions of the United States-Level III (EPA)] Reference
It forms in veins in metamorphic rocks as the result of the metamorphism of organic material included in limestone deposits. From Wordnik.com. [Graphite] Reference
Soils are generally finer-textured than those found on crystalline and metamorphic substrates such as those in Ecoregion 21c. From Wordnik.com. [Ecoregions of Colorado (EPA)] Reference
The Central mountain ranges have a predominance of crystalline metamorphic substrates, mainly granite, quartzite, and schist. From Wordnik.com. [Iberian conifer forests] Reference
Although heat did play a role in some of earth's metamorphic geology, most metamorphic rocks were formed by extreme pressure. From Wordnik.com. [Deception Point]
It is underlain by a mix of metamorphic, igneous, and sedimentary rocks, with soils that are mostly Alfisols and some Ultisols. From Wordnik.com. [Ecoregions of the United States-Level III (EPA)] Reference
Geologically, the islands are composed of two distinct sequences: ancient weathered volcanic rock and weathered metamorphic schists. From Wordnik.com. [Yap tropical dry forests] Reference
The geology of the ecoregion is characterized by Precambrian metamorphic rocks such as schists, amphibolites, quartzites, and gneiss. From Wordnik.com. [Atlantic Equatorial coastal forests] Reference
The chemical comparison of the metamorphic with the normal rock pointed out distinctly the nature of the substances acquired or lost. From Wordnik.com. [Scientific American Supplement, No. 299, September 24, 1881] Reference
Yes, all those terrible things had happened once upon a time, but now trained doctors and metamorphic engineers stood by at all times. From Wordnik.com. [Nor Crystal Tears]
SHRODER: You can get quite a few clues, but again, the first thing you can do is tell whether it is sedimentary, igneous, or metamorphic. From Wordnik.com. [CNN Transcript Oct 18, 2001] Reference
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