Two years ago, designer Hisano Shepherd acquired 1mm faceted lapis lazuli stones, but was waiting on the right pearls and the right settings to create a new line. When she recently found 22K gold granules, she achieved her vision: "I was thinking of the golden specks you see in lapis". Fittingly, 22K gold is a big step up from pyrite!
This also works well with the constellation theme running through her Pearl Geodes -- a sprinkling of tiny pearls among the gems, like stars in the heavens...