For those interested in Mother of Pearl

[Rick]

https://phys.org/news/2019-04-artificial-mother-of-pearl-bacteria.html

 

[AirCap]

I'm not holding my breath... In the meantime, Chuck Erickson is the man at Duke of Pearl....

 

[Cagey]

Reading close, we see

"While the bacterial nacre does not interact with visible light because the layers are thicker than natural nacre, it could interact with infrared wavelengths and bounce infrared off itself, Meyer says, which "may offer unique optical properties."

So, yay, the material is reproducible. But, boo! It doesn't look like MOP.

 

[Rick]

I like how They can build houses on the moon out of astronaut pee.

 

[Verne Bunsen]

I like how They can build houses on the moon out of astronaut pee.

Reading this comment without having first read the article really had me wondering about this thread.