New select grade coticule from SRD, 75x200mm, came today. I know many you have a lot of experience with these, and I'm hoping that you can give me some input on which layer type, etc. you think it is and what characteristics you might expect from this stone. I was surprised by the weight of it.

Name: Coticule-wBox.jpg Views: 568 Size: 47.6 KBName: Coticule-Front.jpg Views: 540 Size: 36.7 KBName: Coticule-Top-Close.jpg Views: 547 Size: 23.7 KB