Chalcedony. A cryptocrystalline, translucent variety of quartz, having usually a whitish color, and a luster nearly like wax.
“God often bestows temporal prosperities on the wicked, to show how lightly he esteems what the world is so dazzled with; but crosses he reserves for his own, whom he would humble under his Almighty hand, and make them the objects of his delight.”
–Fenelon