The Gem Shop

The Gem Shop The Gem Shop, Inc. is a fully running lapidary and retail store specializing in agates and jaspers. We are locally owned and operated in Cedarburg, WI.
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The Gem Shop is committed to spreading the education of the natural world. is a full lapidary specializing in agates & jaspers. Our owner, Eugene Mueller, has been mining agates & jaspers for the past 30 years, and cutting designer cabochons and specimens for over 40 years. We are locally owned and operated in Cedarburg, WI, and have had the pleasure to handle some of the world's finest agates & jaspers including: Agua Nueva Agate, Laguna Agate, Coyamito Agate, Morrisonite, and Ocean Jasper.

To go along with the polished Cold Mountain Thunderegg specimens, we've also got a nice batch of cabs available in the s...
06/19/2026

To go along with the polished Cold Mountain Thunderegg specimens, we've also got a nice batch of cabs available in the same material!

We've got more polished pairs this week! Last week we dropped a lot of matching Malawi Agates, and this week is Cold Mou...
06/17/2026

We've got more polished pairs this week! Last week we dropped a lot of matching Malawi Agates, and this week is Cold Mountain Thundereggs. Check them all out on thegemshop.com or stop in to our retail store to browse what's available in person.

06/15/2026

❗️ONE DAY LEFT ❗️to make your submission for our 2027 Fine Agates and Jaspers calendar. If you have an agate or jasper collection, submit your favorite piece to us at [email protected] for a chance to be featured in our next calendar!
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06/11/2026

Brand new Malawi Baby Specimens are up on our website! We have a mix of pairs and individual specimens available as well as rough Malawi babies by the pound if you would like to cut some yourself! All on TheGemShop.com
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06/09/2026

Just one more week for calendar submissions!📆 Send us a photo of your favorite agate or jasper for a chance to be featured in our upcoming calendar for 2027! Please send submissions to [email protected]
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#2027

06/05/2026

Welcome the newest entry of the Agates series! Agates, The Pat McMahan Collection. 494 pages full of over 1,250 of the finest sagenite, plume, and banded agates in Pat’s collection. This premium hard cover book is available in store and online at TheGemShop.com
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In the mood for plumes? Our cabochon batch this week is a collection of Regency Rose Plume Agate from our Graveyard Poin...
06/05/2026

In the mood for plumes? Our cabochon batch this week is a collection of Regency Rose Plume Agate from our Graveyard Point claim in Oregon. A few are backed!

Pictured here is one of Veronica's quality Morrisonite pieces (NFS) that was featured in our 2021 Calendar of Fine Agate...
06/01/2026

Pictured here is one of Veronica's quality Morrisonite pieces (NFS) that was featured in our 2021 Calendar of Fine Agates and Jaspers. If you have gorgeous pieces like this in your collection, you could be featured in one of the future Calendars!

Send in pictures of your polished specimens to [email protected] by June 15th. You can check out more details on the calendar here: www.thegemshop.com/pages/calendar-of-fine-agates-jaspers

05/29/2026

May 21st - June 20th: Gemini♊️ Discover the stones that align with YOUR zodiac sign with our Zodiac Stone Box Sets. Available at TheGemShop.com
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We've got a new batch of specimens up online from our lapidary 👑 They're polishing away for more batches of collector pi...
05/28/2026

We've got a new batch of specimens up online from our lapidary 👑 They're polishing away for more batches of collector pieces later this summer!

Address

W64N723 Washington Avenue
Cedarburg, WI
53012

Opening Hours

Monday 9:30am - 6pm
Tuesday 9:30am - 6pm
Wednesday 9:30am - 6pm
Thursday 9:30am - 6pm
Friday 9:30am - 6pm
Saturday 9:30am - 5pm
Sunday 1pm - 5pm

Telephone

+12623774666

Website

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