Macrophotograph of the speckled structural detail in a Laguna agate from Mexico; agate is a form of microcrystalline quartz....

Laguna Agate 6

Mexico

Macrophotograph of the speckled structural detail in a Laguna agate from Mexico; agate is a form of microcrystalline quartz.

Image #4253


Photo © copyright by Mark Windom.