The Celtic Trinity Knot, or the Triquetra, is one of the most common of the knot ilk. The term Triquetra comes from Latin, and it means three-cornered.. There are many schools of thought when discussing the Celtic trinity knot meaning.
Definition of BERYL: Aluminum beryllium silicate with chemical formula Be3Al2Si6O18. A transparent glassy mineral, which forms hexagonal prisms. Transparent varieties (white, g
Also beryllium is the brazing metal for components from zirconium alloys (for example in the fabrication of nuclear fuel elements cladding from Zircaloy). This light, strong metal makes for a great window to shoot X-rays and particles or particle streams through.