Definition of Repeated twinning. Meaning of Repeated twinning. Synonyms of Repeated twinning

Here you will find one or more explanations in English for the word Repeated twinning. Also in the bottom left of the page several parts of wikipedia pages related to the word Repeated twinning and, of course, Repeated twinning synonyms and on the right images related to the word Repeated twinning.

Definition of Repeated twinning

Repeated twinning
Twinning Twin"ning, n. (Crystallog.) The assemblage of two or more crystals, or parts of crystals, in reversed position with reference to each other in accordance with some definite law; also, rarely, in artificial twinning (accomplished for example by pressure), the process by which this reversal is brought about. Polysynthetic twinning, repeated twinning of crystal lamell[ae], as that of the triclinic feldspars. Repeated twinning, twinning of more than two crystals, or parts of crystals. Twinning axis, Twinning plane. See the Note under Twin, n.

Meaning of Repeated twinning from wikipedia

- The type of twinning can be a diagnostic tool in mineral identification. There are three main types of twinning. The first is growth twinning which can...
- crystal shape, an orthorhombic crystal system with acicular crystal. Repeated twinning results in pseudo-hexagonal forms. Aragonite may be columnar or fibrous...
- is often repeated the group has the appearance of a cog-wheel, hence the name Rãdelerz (wheel-ore) of the Kapnik miners. The repeated twinning gives rise...
- phenomenon in relation to twinning, larger mammals not commonly ****ociated with high twinning propensities can perhaps produce twins as an adaptive response...
- planes are parallel then the twin is polysynthetic, otherwise it is cyclic. In strontianite repeated twinning forms cyclic twins with three or four individuals...
- alstonite are not known. The crystals are invariably complex twins formed by repeated twinning, and have the form of doubly terminated pseudo-hexagonal pyramids...
- examples of this twinning include cross-shaped staurolite twins and Carlsbad twinning in orthoclase. Cyclic twins are caused by repeated twinning around a rotation...
- microstructure analysis found that the repeated twinning and de-twinning keep increasing the fraction of nanosized twin boundaries and refining the grains...
- rock. pseudo octahedral – crystals show an octahedral outline. Twinning Repeated twins on {112} Cleavage [001] Perfect Fracture Uneven – flat surfaces...
- repeatedly merging together twins, vertices that have the same neighbors. The twin-width is defined from a sequence of repeated mergers where the vertices...