Black agate silver order 925%

black agate earrings
rhodium silver 925%
hand made -italy-
mm 38 stone= 20x15

Agate /ˈæɡət/ is a microcrystalline variety of silica, chiefly chalcedony, characterised by its fineness of grain and brightness of color. Although agates may be found in various kinds of rock, they are classically associated with volcanic rocks and can be common in certain metamorphic rocks.