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 Post subject: lapis
PostPosted: Wed May 02, 2018 4:03 pm 
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https://www.youtube.com/watch?v=JBzEAt_ynvc

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 Post subject: Re: lapis
PostPosted: Wed May 02, 2018 9:09 pm 
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Very fun and interesting!!
I suspect that a modern day centrifuge might speed up the process some.


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 Post subject: Re: lapis
PostPosted: Thu May 03, 2018 11:59 am 
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One has to wonder how and why this developed.
Is this done with other pigments?


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 Post subject: Re: lapis
PostPosted: Fri May 04, 2018 11:14 am 
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Before chemistry was invented, pigments were very hard to come by. Lapis was the go to source for a good blue. Malachite was used for green, if I remember right.


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 Post subject: Re: lapis
PostPosted: Fri May 04, 2018 11:40 am 
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I remember reading azurite was also used for lovely blue seas and skies.....which are now green seas and skies. :wink:


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 Post subject: Re: lapis
PostPosted: Sun May 06, 2018 3:16 pm 
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that was amazing, Lapis Lazuli pigments was used by many famous painter like Michelangelo, Vermeer, Perugino... and many more

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