IACUC GUIDANCE ON PI RECORDKEEPING FOR ANIMAL RESEARCH. INTRODUCTION. This document is provided to assist the animal investigator in determining the appropriate and. necessary record-keeping for animals in research, as mandated by federal and university laws, regulations, and policies.
Meaning Of Opal. Everyone associates opals as one of the worlds most unique gemstone. but what is the meaning of the word Opal. The name Opal is derived from ancient Sanakrit Upala meaning precious stone and later the Greek Derivative Opallios meaning to see a change of colour.
Andean Opal or Peruvian Opal-Common Opal from the Andes Mountains of Peru; translucent to opaque, soft pastel blue, blue-green or pink with a pearly sheen, sometimes cut to include the black or beige matrix in the more opaque stones.rystal Opal-transparent to semi-transparent Precious Opal, with an exceptional play of color; the âsee-throughâ body color can be colorless, light or dark. Crystal Opal is an extraordinary stone of health and healing, supporting the entire being.