An agate gemstone unearthed in Brazil has gone viral for its striking resemblance to Cookie Monster of "Sesame Street" fame. A geologist in California says he's received multiple offers of $10,000 for ...

Gov. Bobby Jindal has blessed a plan to create a new state gemstone, the cabochon cut gemstone derived from a special Louisiana-grown oyster -- the Crassostrea virginica mollusk. View full sizeDavid ...

An agate gemstone recently discovered inside of volcanic rock could be worth more than $10,000 thanks to its uncanny resemblance to Cookie Monster from “Sesame Street.” The agate was recovered from ...

Known for their integrated colors and patterns, collectors are often amazed at agates that wind up on Upper Peninsula lakeshores. Known for its diversity and beauty, an agate stone is a form of quartz ...

THIS exquisite image captures the astonishing internal structure of crazy lace agate, also known as Mexican agate. This section of the mineral is some 65 million years old. Agate is related to quartz ...

Dong Guirong teaches students winding techniques on agate gemstones in Xin Barga Right Banner, Inner Mongolia autonomous region, in August last year. CHINA DAILY Despite being partially sighted, Dong ...

If you’re looking for an Advent calendar for your child that isn’t candy or toys, consider this on-sale option from National ...

Despite being partially sighted, Dong Guirong has not only made a living from spotting precious gemstones in the dusty soil of the Inner Mongolia autonomous region, she's gone on to become a ...