David K. Joyce

Thomasclarkite-(Y), Gaidonnayite

Perky cm
Mont Saint-Hilaire

Quebec, Canada

Thomasclarkite-(Y), GaidonnayiteThomasclarkite-(Y), Gaidonnayite

Item number: 24106

The matrix for these crystals is mostly composed of tightly packed, submetallic brookite and coarse, brown siderite crystals. There are a number of light yellow thomasclarkite crystals here and there plus a few light brownish gaidonnayite crystals, including one larger cluster. Good one!