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Oregon Coast Agates
Agates are mineral composted of layers of quartz, generally of different varieties of
colors, joined together. It usually occurs as rounded nodules or veins in trap rock.
The layers are often concentric. The composition of agate varies greatly, but silica
is always predominant, usually with alumina and oxide of iron. Chalcedony, carnelian,
amethyst, common quartz, jasper, opal, and flint occurs as layers in agate.
Agates takes a fine polish, and is much used for ornamental purposes.
You can find agates all along the Oregon coast in gravel beds, rocky areas,
and places where rivers meet the ocean. Go exploring for these gems all along
the Oregon Coast, and especially on the southern Oregon Coast. Agates treasure
searching a great fun and an inexpensive hobby the whole family can enjoy
when visiting the Oregon Coast.
Agates: Treasures of the Earth
The agate is one of the world's most strikingly beautiful semi-precious gems. Collectors worldwide are drawn to the stone's
infinite variety of colorations and banding. Agates form within rock cavities, taking on distinctive shapes and colors
according to local geology. While many specimens are readily available, the rare and higher-quality ones are valuable
and sought after. This book is a comprehensive, easy-to-use identification guide and worldwide listing of where agates are found.
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