Research & Medical Tourette Association Annual Scientific Meeting The Tourette Association of America will convene its annual scientific meeting on Thursday, April 20, 2017, at the Bethesda North...
Bort-like heavily twinned diamond from Congo. Bort or boart is a term used in the diamond industry to refer to shards of non-gem-grade/quality diamonds. In the manufacturing and heavy industries, bort is used to describe dark, imperfectly formed/crystallized diamonds of varying levels of opacity.
Nizam Diamond: The Nizam Diamond was an old world diamond from India. It was a convex shape with irregular facets measuring 277 carats. It was owned by Nizams of Hyderabad in the 1830's, however, it was lost, stolen or was re-cut as a result of becoming a spoil of war.