The evidence for a megacryst origin of the Cullinan and other big Type II diamonds - Andy Moore

Round-14 hunt: picked; source: deeper uploads from a strong round-13 channel; channel already live on Lumen; strict per-title check + final strict pass; title rules; oEmbed verified.

A 73-minute video from Geological Society of South Africa: “The evidence for a megacryst origin of the Cullinan and other big Type II diamonds - Andy Moore”.

Video by Geological Society of South Africa, played through YouTube's embedded player.