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12 comments:

  1. Ah yes, carbon in its many forms, but I suspect the one on the right of being glass.

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  2. Replies
    1. I think they both burn but yield the same carbon dioxide gas as the carbon combines with oxygen. Diamonds need more heat and more oxygen to burn sooner.

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  3. amazing what pressure does

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  4. I'd love to have a diamond that size.

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  5. It's hard to believe that a diamond comes from coal!

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  6. I like it.
    You do give us an interesting mix of images John, thank you.

    All the best Jan

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  7. Visiting with you from Georgia, USA. I'm a friend of Margaret-White Angel.
    Love your photo!

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    Replies
    1. Thanks. I'm happy you visited my blog.

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