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scapolite
[ skap-uh-lahyt ]
noun
- any of a group of minerals of variable composition, essentially silicates of aluminum, calcium, and sodium, occurring as massive aggregates or tetragonal crystals.
- the member of the scapolite group intermediate in composition between meionite and marialite; wernerite.
scapolite
/ ˈæəˌɪ /
noun
- any of a group of colourless, white, grey, or violet fluorescent minerals consisting of sodium or calcium aluminium silicate, carbonate, and chloride in tetragonal crystalline form. They occur mainly in impure limestones and pegmatites Also calledwernerite
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Word History and Origins
Origin of scapolite1
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Word History and Origins
Origin of scapolite1
C19: from German Skapolith, from Greek skapos rod + -lite
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Example Sentences
Examples have not been reviewed.
The purer beds recrystallize as marbles, but where there has been originally an admixture of sand or clay lime-bearing silicates are formed, such as diopside, epidote, garnet, sphene, vesuvianite, scapolite; with these phlogopite, various felspars, pyrites, quartz and actinolite often occur.
From
Wer′nerite, a variety of scapolite.
From
Scapolite, skap′ō-līt, n. a silicate of alumina and lime, occurring in long rod-like crystals.
From
Gabb′ronite, a compact variety of scapolite, resembling gabbro.
From
Hypersthene and scapolite both may occur in these rocks and they are sometimes garnetiferous.
From
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