This poster was shown at the 2019 Geological Society of America Pardee Symposium on Communicating Science. You may click on each mineral to link to the piece of jewelry which is connected to more information on each stone.

1strow
Variscite, Utah
Various silica, Oregon and Nevada
Opal and jasper, Oregon
 
2ndrow
Opal, Oregon and black jade (Arizona)
Rhodonite, Colorado

 
3rdrow
Andesite with Opal in Ryolite, Oregon
Peridot, Arizona
Vesicular basalt, Michigan

 
4throw
Purple Chalcedony, Nevada
Turquoise, Nevada

 
5throw
Snow Drift Agate, Oregon
Vesicular Basalt, Michigan
Basalt, Jasper, Chalcedony, Amazonite and more, Oregon, Nevada, Virginia