triclinic

[trahy-klin-ik]

adjective

Crystallography.

1. noting or pertaining to a system of crystallization in which the three axes are unequal and intersect at oblique angles.

triclinic

/ traɪˈklɪnɪk /

adjective

1. Also: anorthic. relating to or belonging to the crystal system characterized by three unequal axes, no pair of which are perpendicular

triclinic

1. Relating to a crystal having three axes of different lengths intersecting at oblique angles. The mineral microcline (a type of feldspar) has triclinic crystals.

2. See illustration at crystal

Word History and Origins

Origin of triclinic¹

1850–55; tri- + Greek klī́n ( ein ) to lean ¹, slope + -ic

Example Sentences

A kind of triclinic feldspar found in the Andes.

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A mineral occurring in triclinic crystals approaching pyroxene in angle, and of a greenish black color.It is a silicate of iron, manganese, and lime.

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At the same time orthoclase and microcline are both potassium felspars; yet the former crystallizes in the monoclinic, and the latter in the triclinic system.

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It forms large triclinic prisms of specific gravity 2.6-2.7, which are moderately soluble in cold water and readily soluble in hot water.

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Boric acid crystallizes from water in white nacreous laminae belonging to the triclinic system; it is difficultly soluble in cold water, but dissolves readily in hot water.

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