American Gem Co. is a Mine-to-market, Business-to-business gem and jewelry supplier. We exclusively work with Arkansas-based company Avant Mining to supply our brilliant AAA-grade, oscillator-quality quartz crystal. Avant Mining recently acquired the Mona Lisa Mine. Arkansas's first and only turquoise discovery. We are proud to celebrate that discovery through fine jewelry. American Gem Co. guarantees every stone is ethically sourced and mined in the United States of America.
Eva Stone has distinct designs featuring an array of textures and structures.
Combinations of polished and brushed silver with galvanic gilding and ruthenium, as well as with oxidation. These treatments create dimension and marry the artistry of fine jewelry and science.
Eva Stone uses .925 sterling silver and 18k gold to frame and celebrate our gemstones for a lifetime to come.
What is "AAA Grade" oscillator-quality quartz crystal?
Avant Mining produces the purest natural quartz in the world. This means our quartz is optically and structurally internally flawless.
Historic quartz crystal specimens from the Zigras Mine in Blue Springs, Arkansas have been featured in Gems & Gemology publications and can also be found in the Smithsonian, Harvard, Caltech, and the American Museum of Natural History!
A new discovery!
The Mona Lisa Mine is the only gem-quality turquoise mine in the Eastern U.S. and has produced one of the three largest turquoise specimens ever discovered. Owned and operated by Arkansas-based mining company - Avant Mining since 2017.
From robin egg blues to greenish hues Mona Lisa Mine produces the full spectrum of Turquoise colors.
Owner and Founder
Patric Brosh is the second generation to join the family tradition of fine jewelry. He has decades of experience in nearly every facet of the industry.
American Gem Co. represents his commitment to serving Arkansas through fine jewelry.
American Gem Co. is a Business-to-Business jewelry supplier.
We will work with you to develop an exclusive collection for your business.
We look forward to serving your business at full-scale.
Gemologist and Retail Manager
Deena Eckel is a graduate gemologist of the Gemological Institute of America. In 2016, she began working with Avant Mining to unearth North Americas largest quartz crystals. She will be your guide through our process here at AGC.
Find our largest selection of jewelry on display in the museum gift shop! Then see Avant Minings "Holy Grail" North America's largest single quartz crystal specimen. We are honored to frame Arkansas minerals in precious metal as art for iconic Crystal Bridges Museum located at:
600 Museum Way, Bentonville, AR 72712
Romance Diamond Co. has been serving Northwest Arkansas since 1996. They are the exclusive Arkansas purveyors of some of the industry's most stunning lines. Find a large revolving selection of American Gem Co on permanent display at Romance Diamond Co. Find them at:
Three Sisters Building 248 W Dickson Street Fayetteville, AR 72701
Proud to serve two locations in historic Eureka Springs. Iris at Basin Park Hotel and Serendipity at the Cresent Hotel. Commemorate your trip to iconic Eureka Springs with a piece of Arkansas - Ask about our collection on display at
Seredipity at Cresent Hotel 75 Prospect Ave, Eureka Springs, AR 72632
Iris at Basin Park Hotel 8 Spring St, Eureka Springs, AR 72632
Avenue Design is your one-stop shop for all things interior design. They have a robust collection of home goods and luxurious self-care items. Ask about our limited collection featured at their sales counter.
Avenue Design 124 W. Walnut St. Rogers, AR 72756
A boutique hotel rich in history yet modern in the ways of comfort and cuisine, The Inn at Carnall Hall offers a special connection to The University of Arkansas in vibrant Fayetteville. Ask about our display at the front desk.
Inn at Carnell Hall 465 N Arkansas Ave Fayetteville, AR 72701