This caught my eye after some time...had to ask AI:
Yes, Douglas—“micron gold plating” is still gold plating. A micron is simply a unit of thickness: 1 µm = 0.001 mm. It doesn’t mean a coating thinner than ordinary plating; a 3-micron coating is six times thicker than a 0.5-micron coating...
Hey!
Here is a trick we used to do at the Cortez pearl farm: get your hands on a very thick cyanoacrylate glue, but you need to have one of those long dispensers, thus you will be able to get it inside the pearl. Then squeeze and fill as much as you can with the glue. Let the pearl rest in an...
Those are nice. They look like some of the "old" Cortez pearls we produced back in the early 2000's...I see what I think is mottling (or "hammering" as I prefer to call this optical effect). Back in those days we had lots of "gas giant pearls" with some of the same surface defects and coloration...
An update thanks to AI:
Yes. The core claim in the 2021 Pearl-Guide post was that China was restricting freshwater pearl farming in lakes and rivers for environmental reasons, reducing the number of farms and potentially shrinking freshwater pearl supply. [(21) Chine...-Guide.com]
Based on more...