felspar

American  

[fel-spahr] / ˈfɛlˌspɑr /

noun

1. feldspar.

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felspar British  

/ ˈfɛlˌspɑː /

noun

1. a variant (esp Brit) of feldspar

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Other Word Forms

• felspathic
  adjective

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Etymology

Origin of felspar

< German Fels rock + spar ³, by false etymological analysis

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Example Sentences

See Examples For:

felspar

Generally speaking, kaolin, China clay, ball clay, pipe clay, China stone, felspar, flint, quartz, sand, lime, chalk, and calcined bone are the ingredients of most modern pastes.

From Pottery, for Artists Craftsmen & Teachers by George J. Cox

An earlier generation of felspar, and occasionally also of quartz, may be represented by large and perfect crystals of these minerals giving the rock a porphyritic character.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" by Various

This is a kind of hard porcelain made from a mixture of kaolin and felspar, in which the degree of hardness or fusibility is regulated by the proportion of one material towards the other.

From British Manufacturing Industries Pottery, Glass and Silicates, Furniture and Woodwork. by L. Arnoux

It turned evenly, slowly, noiselessly, and, as it turned, the light from the lamp caused the quartz and mica and felspar in the granite to glisten like a thousand fire-flies on a summer's evening.

From Across the Cameroons A Story of War and Adventure by Charles Gilson

Around the garnets there is often a radial grouping of small grains of pyroxene and hornblende in a clear matrix of felspar: these “centric” structures are frequent in granulites.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" by Various

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