striated+coal

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• attrital coal — n the ground mass or matrix of banded coal in which vitrain and, commonly, fusain layers as well, are embedded or enclosed. DISCUSSION Layers in banded coal, often referred to as bands, are commonly 1 to 30 mm thick. Attrital coal in banded coal… …   Coke&Coal Terminology

• Carboniferous Period — Interval of geologic time 354–290 million years ago, marked by great changes in world geography. All the landmasses drew closer together as a result of tectonic plate movements. The supercontinent Gondwana occupied much of the Southern Hemisphere …   Universalium

• Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …   Universalium

• List of Asian birds — This list of Asian birds is a listing of all the bird species known from the continent of Asia.NotesThe taxonomy of this list adheres to James Clements Birds of the World: A Checklist , and reflects all changes to that work until July, 2005.… …   Wikipedia

• List of birds of India — This is a list of the bird species recorded in India. The avifauna of India includes a total of 1301 species, of which 42 are endemic, 1 has been introduced by humans, and 26 are rare or accidental. One species has been extirpated in India and 82 …   Wikipedia

• List of birds of Burma — This is a list of the bird species recorded in Burma. The avifauna of Burma includes a total of 1062 species, of which 6 are endemic, 2 have been introduced by humans, and 10 are rare or accidental. 1 species listed is extirpated in Burma and is… …   Wikipedia

• List of birds of China — This is a list of the bird species recorded in China. The avifauna of China includes a total of 1314 species, of which 52 are endemic, 2 have been introduced by humans, and 55 are rare or accidental. 1 species listed is extirpated in China and is …   Wikipedia

• List of birds of Nepal — This is a list of the bird species recorded in Nepal. The avifauna of Nepal includes a total of 900 species, of which 2 are endemic, 1 has been introduced by humans, and 74 are rare or accidental. 32 species are globally threatened.This list s… …   Wikipedia

• List of birds of Bhutan — This is a list of the bird species recorded in Bhutan. The avifauna of Bhutan includes a total of 680 species, of which 2 have been introduced by humans, and 6 are rare or accidental. 22 species are globally threatened.This list s taxonomic… …   Wikipedia

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium

• List of birds of Brazil — Brazil has one of the richest bird diversities in the world, with more than 1700 species of birds, about 57% of the bird species recorded for all of South America. These numbers are still increasing, almost every year, due to new occurrences or… …   Wikipedia