“I’d say, ‘Trane, man, why are you doing that, beating on your chest and howling in the microphone?’. He’d say, ‘Man, I can’t find anything else to play on the horn.’ He exhausted the saxophone. He couldn’t find nothing else to play… he ran out of horn”
Rashied Ali

Coltrane - The Story of a Sound

Lime and Clay under a Microscope

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Since I’ve been immersed in working with natural binders on our earthbag-cellar journey I’ve been in awe of and thinking a lot about the natural binders lime and clay.

Yesterday this image of chalk under an electron microscope appeared in my twitter feed and took my breath away:

I then searched for and found this image of clay under an electron microscope:

The rich geomtery of these water-loving natural materials seems to explain their amazing binding qualities.

It seems that the lime particle (chalk) is approximately three times larger than the clay particle!

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