Definition of Twinning axis. Meaning of Twinning axis. Synonyms of Twinning axis

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

Definition of Twinning axis

Twinning axis
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 Twinning axis 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...
- brittle with an irregular fracture. Twinning is common on {100}, twin axis [001], as penetration or contact twins producing V-shaped or fishtail terminations...
- and T2 twinning are activated at a high strain rate, but T2 twinning carries more plastic deformation due to its higher twinning shear. T1 twins tend to...
- to acicular, radiating fibrous, spheroidal, or columnar; m****ive Twinning Twin axis [010] with composition plane [100], common Cleavage Perfect on {100}...
- with pseudohexagonal outlines. There are contact twins with composition surface {001} and twin axis {310}. Annite was first described in 1868 for the...
- tetrahedron, but single morphological twinned crystal was found with interpenetrating tetrahedrons with the twinning axis. The ore discovered in China had...
- tetrahedrite, barite and calcite. Sphalerite can have Spinel Law twins, where the twin axis is [111]. The chemical formula of sphalerite is (Zn,Fe)S; the...
- London. Kirk, David (22 June 2008). "New Zealand side built around a twin axis". The Daily Telegraph. London. Archived from the original on 11 January...
- conjoined twins (class V) who are united at the pelvis. The twins are classically joined with the vertebral axis at 180°. The conjoined twins usually have...
- been observed on {010}. Twinning is very common, with twin plane {110}. The twins are usually contact twins; in a contact twin the two individuals appear...