A Showcase · September 7-12, 2026 · Thornton, Colorado
Just Minerals & Crystals Event - Denver
Eleven coordinated shows. Two weeks. One Front Range city briefly transformed into the densest concentration of mineral trade in North America.
A "Showcase"
11
Thornton, Colorado
Public · Trade
Plate I Exhibiting venue and display for Just Minerals & Crystals Event - Denver in Thornton, Colorado.
September 7-12, 2026
Two Weeks · 2026
11
Coordinated Shows
8
Venues · Front Range
15
Dealers Expected
34K
Visitors Last Year
$1.4B
Yr · Trade Volume
The Overview
What's Happening.
The Denver Gem & Mineral Showcase is one of the largest gem and mineral events in the world...
Location
Map I Venue location plotted for
Just Minerals & Crystals Event - Denver
.
Show Layout / Floor Plans:
| Image | Description | Key |
|---|---|---|
| 2026 Just Minerals & Crystals Event - Denver Plan 1 | Exhibition Area | |
| 2026 Just Minerals & Crystals Event - Denver Plan 2 | Exhibition Area |
Sept Vendors:
Cal Graeber Minerals
№ 9409
Appraisal Services, Appointments, Prep Lab, East Africa Wholesale, Minerals, Lapidary Items
Crystal Cellar
№ 32843
Tsumeb Mineral Specimens
Crystal Circle, The
№ 838
DanZ RockShop
№ 28712
Dave Bunk Minerals
№ 156
Earth's Treasures
№ 4515
Rare Gemstones, Jackson's Crossroads Amethyst, Hallelujah Junction Quartz
Geokrazy Minerals
№ 3343
Display Mineral Specimens, Collector Quality Minerals, Unusual Mineral Specimens
Kosnar Mineral Classics
№ 34736
Kristalle
№ 3565
Crystallized Gold Specialists, Classic Collector Minerals, Worldwide Minerals
Leonard Himes
№ 9933
Fine Mineral Specimens, Wholesale & Retail, Mineral Specimen Appraisals, Mineral Lab Services
Mincollect
№ 29700
Specimen Photography, Digital Cataloging, Mineral Label Design
Fine Minerals, Pakistan Minerals, Fine Gemstones
Opalescent Daydreams
№ 33059
Persson Rare Minerals
№ 30688
Fine Minerals, Rare Fine Minerals, Ore, Rock Specimens
Unique Minerals
№ 7057
Wholesale & Retail, Minerals, Crystals