Featured Opal and sapphire ring - Mark?

In the US those are frequently called “milk” opals.

 

Thank you. I've learned quite a lot since I joined the group, my trouble is managing to hold on to it, and recall at the right moment.

 

Welcome to my world!

 

Oooops. Too much partying.

 

Good to know. Thank you.

 

I am always amazed at the depth of knowledge of the members here and how some can rattle off obscure facts at will.

 

The more stuff you know, the harder for your brain to sort it and spit it out.