California "RAINBOW" gold quartz cab, gemstone, jewelry

Description

With being a Gold Quartz jeweler for three decades, I saw and had some of the best material available.
I'm now parting with some of my "keeper" loose stones.
From a rock I detected 16 years past.
Rare mix of colors in matrix.
No fractures.
Photographed in shade to show gold veining.
14.65 carat
25.1 X 21.5  X 3.5 mm.
No returns.
U.S. bidders only, please.