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orthoclase

or·tho·clase
O o

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [awr-thuh-kleys, -kleyz]
    • /ˈɔr θəˌkleɪs, -ˌkleɪz/
    • /ˈɔː.θə.ˌkles/
    • US Pronunciation
    • US IPA
    • [awr-thuh-kleys, -kleyz]
    • /ˈɔr θəˌkleɪs, -ˌkleɪz/

Definitions of orthoclase word

  • noun orthoclase a common white or pink mineral of the feldspar group, KAlSi 3 O 8 , having two good cleavages at right angles, and found in silica-rich igneous rocks: used in the manufacture of porcelain. 1
  • noun orthoclase A common rock-forming mineral occurring typically as white or pink crystals. It is a potassium-rich alkali feldspar and is used in ceramics and glassmaking. 1
  • noun orthoclase a white to pale yellow, red, or green mineral of the feldspar group, found in igneous, sedimentary, and metamorphic rocks. It is used in the manufacture of glass and ceramics. Composition: potassium aluminium silicate. Formula: KAlSi3O8. Crystal structure: monoclinic 0
  • noun orthoclase a monoclinic feldspar, KAlSi3O8, that is dimorphic with microcline; potassium aluminum silicate 0
See all 4 definitions of orthoclase

Information block about the term

Origin of orthoclase

First appearance:

before 1840
One of the 33% newest English words
1840-50; ortho- + -clase < Greek klásis cleavage, breaking

Historical Comparancy

Parts of speech for Orthoclase

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Full grammatical hierarchy of Orthoclase

orthoclase popularity

A common word. It’s meaning is known to most children of preschool age. About 91% of English native speakers know the meaning and use the word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

orthoclase usage trend in Literature

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Top questions with orthoclase

  • what is orthoclase?
  • where is orthoclase found?
  • what is orthoclase used for?
  • what is the hardness of orthoclase?
  • to which mineral group does orthoclase feldspar belong?

Related words

  • adularia

    a white or colourless glassy variety of orthoclase in the form of prismatic crystals. It occurs in metamorphic rocks and is a minor gemstone. Formula: KAlSi3O8

  • granite

    ice (def 4).

  • hyalophane

    a variety of orthoclase in which some of the potassium is replaced by barium.

  • microcline

    a mineral of the feldspar group, potassium aluminum silicate, KAlSi 3 O 8 , identical in composition with orthoclase but having triclinic instead of monoclinic crystals, used in making porcelain.

  • minette

    a syenitic lamprophyre composed chiefly of orthoclase and biotite.

  • monzonite

    any of a group of granular igneous rocks having approximately equal amounts of orthoclase and plagioclase feldspar, intermediate in composition between syenite and diorite.
All related words to orthoclase

See also

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