In chemical composition and in all physical characteristics, including optical properties, true crystalline ruby; but produced in quantity in the laboratory by fusing pure precipitated alumina with the predetermined amount of pigmentary material. Can be distinguished from natural stones only by the most careful expert examination. Similarly for synthetic sapphire.
What is SYNTHETIC SAPPHIRE?
Edited and fact checked by Pam: Google +
The Science Dictionary is the most comprehensive source of science definitions online with over 38K science terms written and created by our global team of scientists and academic professionals. ...more