where there is a change in the crystal structure. The third is deformation twinning, in which twinning develops in a crystal in response to a shear stress...

Look up twinning in Wiktionary, the free dictionary. Twinning (making a twin of) may refer to: In biology and agriculture, producing two offspring (i.e...

include: a combination of two or more crystal forms; trace impurities present during growth; crystal twinning and growth conditions (i.e., heat, pressure...

exhibiting elongate prismatic crystals. Pericline twinning is a type of crystal twinning which show fine parallel twin laminae typically found in the...

triangles are linked together to form a three-dimensional structure. Crystal twinning is often present. It can be confused with the manganese silicate rhodonite...

other in the mineral's crystal lattice structure. Plagioclase in hand samples is often identified by its polysynthetic crystal twinning or "record-groove"...

faster, but the phase transition may induce twinning. Twinning can be mitigated by subjecting the crystal to compression stress in the X direction, or...

as a "screaming" or "crackling" sound, the effect is caused by the crystal twinning in the metal. The sound is not particularly loud, despite terms like...

It forms opaque silvery white orthorhombic prismatic crystals often exhibiting crystal twinning. It also occurs in anhedral masses and tarnishes on exposure...

SnO2 ore, of about 7.0. Crystal twinning is common in cassiterite and most aggregate specimens show crystal twins. The typical twin is bent at a near-60-degree...