Gritrock is siliceous sandstone. From Wordnet, Princeton University.
Artificial Ultramarine, in siliceous painting, 212. From Wordnik.com. [Field's Chromatography or Treatise on Colours and Pigments as Used by Artists] Reference
We walked upon granite mingled with siliceous tufa. From Wordnik.com. [Journey to the Interior of the Earth] Reference
Maize thrives best on a siliceous, well-drained, rich soil. 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
The siliceous aspects of my form require some external power. From Wordnik.com. [Analog Science Fiction and Fact]
Besançon had just sent us a collection of siliceous nodules, which. From Wordnik.com. [Journey to the Interior of the Earth] Reference
The siliceous soils of the mountains are not suited for agriculture. From Wordnik.com. [Water profile of Belize] Reference
To strike out love from that siliceous nature a man of iron was needed. From Wordnik.com. [A Marriage Contract] Reference
Inhaled siliceous granite dust causes a lung disease known as silicosis. From Wordnik.com. [2. QUARRYING] Reference
Pozzolanas are siliceous materials which can be either natural or artificial. From Wordnik.com. [3. Innovative technologies related to the increased utilization of low-energy building materials] Reference
The sand and aggregate shall be of siliceous origin or have similar characteristics. From Wordnik.com. [2. Raw materials] Reference
Alpine bedrocks can be divided into two major groups: calcareous rocks and siliceous material. From Wordnik.com. [Alps conifer and mixed forests] Reference
Oskar stepped over the siliceous skeleton of a long-dead vrorvel that was lying on the bottom. From Wordnik.com. [Kingdoms of Light]
The ridge itself was chiefly of slate-rock, intermixed with masses of coarse siliceous granite. From Wordnik.com. [Journals of Two Expeditions into the Interior of New South Wales] Reference
The amount of clay required depends on the extent of siliceous impurity present in the limestone. From Wordnik.com. [Chapter 7] Reference
As is well known opal is a solidified jelly of siliceous composition, containing also combined water. From Wordnik.com. [A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public] Reference
These reeds, as those used at the present day, were formed of the outer siliceous layer of a tall grass. From Wordnik.com. [The Recent Revolution in Organ Building Being an Account of Modern Developments] Reference
The whole was then covered with a very fine siliceous glaze, probably formed of soda and well-levigated sand. From Wordnik.com. [Museum of Antiquity A Description of Ancient Life] Reference
For the siliceous ingredient of his composition he made choice of chalk-flints, calcined and ground to powder. From Wordnik.com. [The Mirror of Literature, Amusement, and Instruction Volume 19, No. 550, June 2, 1832] Reference
In the Philosophical Transactions, 1790, p. 294, Dr. Priestley has described some imperfect siliceous tubes and. From Wordnik.com. [Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle] Reference
I noticed that each time the horse put its foot on the fine siliceous sand, a gentle chirping noise was produced. From Wordnik.com. [Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle] Reference
Artificial pozzolanas are produced from a number of industrial and agricultural wastes which are highly siliceous. From Wordnik.com. [3. Innovative technologies related to the increased utilization of low-energy building materials] Reference
Unlike the siliceous deposit everywhere else, this material was soft and made of pure clay mixed with powdered chalk. From Wordnik.com. [Gold Dust and James Bond] Reference
This substance, which has been found to be a purely siliceous concretion, is possessed of peculiar optical properties. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy"] Reference
On the other hand, impure limes often contain a proportion of siliceous material from clay contained in the limestone. From Wordnik.com. [Chapter 11] Reference
They are divisible into three classes -- the stannic cerulian blue, the aluminous cobalt blues, and the siliceous smalts. From Wordnik.com. [Field's Chromatography or Treatise on Colours and Pigments as Used by Artists] Reference
Cape Verde: salt, basalt rock, pozzuolana (a siliceous volcanic ash used to produce hydraulic cement), limestone, kaolin, fish. From Wordnik.com. [The 2001 CIA World Factbook] Reference
On the other hand, limes are often impure and contain a proportion of siliceous material from clay contained in the limestone. From Wordnik.com. [Chapter 9] Reference
But this patina was now found to be composed of silica only, most likely resulting from the siliceous composition of the rock. From Wordnik.com. [Gold Dust and James Bond] Reference
It includes chalky limestones, siliceous earths, red clay, and, at the top, a layer of mudstone composed mainly of volcanic dust. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3 "Banks" to "Bassoon"] Reference
The North African oak forests are dominated by Quercus canariensis, which mainly grows on siliceous substrates in humid climates. From Wordnik.com. [Mediterranean conifer and mixed forests] Reference
Ehrenberg4 finds that this dust consists in great part of infusoria with siliceous shields, and of the siliceous tissue of plants. From Wordnik.com. [Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle] Reference
Natural resources: salt, basalt rock, pozzuolana (a siliceous volcanic ash used to produce hydraulic cement), limestone, kaolin, fish. From Wordnik.com. [The 1999 CIA Factbook] Reference
After the paint had dried, the slip, or the siliceous glaze, was laid over the vase, except the under part of the foot and the inside. From Wordnik.com. [Museum of Antiquity A Description of Ancient Life] Reference
Some algae, like diatoms, are encased in a siliceous cell wall which takes the form of a box and comes in many unique and beautiful forms. From Wordnik.com. [Phytoplankton] Reference
The little mound, from the top of which the jet appears to rise, is composed of a substance named siliceous sinter, and is a deposit from the water of the fountain. From Wordnik.com. [Wonders of Creation] Reference
Foraminifera, the siliceous beds are made of Radiolaria, sponge spicules and diatoms, while the red clay closely resembles the red clay of the deepest parts of the oceans. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3 "Banks" to "Bassoon"] Reference
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