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Blue Angel Bear ... On 25 August 1946, the Blue Angels transitioned to the Grumman F8F-1 Bearcat and introduced the famous "diamond" formation.

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Path to the Center of the Earth, Lava Tube Caves Don't really want to see this but it is neat

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Visual Capitalist Feature: A Clear Look at Diamonds  http://www.visualcapitalist.com/portfolio/diamonds-clear-look-infographic

Visual Capitalist Feature: A Clear Look at Diamonds http://www.visualcapitalist.com/portfolio/diamonds-clear-look-infographic

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One of the rarest of colors in natural color diamonds. … Purple is a dominant and rare hue in nature and color diamonds. As purple color is correlated to internal grain formation, the cut is exceedingly important to color release. So rare are these pure purples, there has yet to be revealed a large, historically important pure purple diamond. The presence of hydrogen will impart a purplish shade to a diamond ranging from light violet tone to a beautiful purplish hue.

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This rare twinned diamond 9.94 carat crystal is not only stunning, but is also rather thick at 4.2 mm in thickness , to have such clarity. It is twinned in a formation called "macle twinning", more common in spinels and quite rare in other gem species. The result is that instead of looking octohedral, it looks like a sharp triangle. It is exceptionally clean throughout, with only a few extremely slight carbon inclusions. The Vault - Fine Mineral Specimens for the Sophisticated Mineral…

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