Denver Gem & Mineral Showcase 2026 Fall
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The second largest gem and mineral showcase in the world, running from September 9 to September 20, 2026. Features over 10 independent mineral, fossil, gem, and jewelry shows across the Denver metropolitan area.
| Shows | Dates | Hours | Locations |
|---|---|---|---|
|
Just Minerals and Crystals Event Denver Free admission |
September 7 - September 12, 2026 | 10:00 A.M. – 6:00 P.M. | DoubleTree by Hilton Hotel Denver – Thornton 83 E 120th Ave, Thornton |
|
The Denver Fine Minerals Co-op Show Free admission |
September 8 - September 16, 2026 | 10:00 A.M. – 6:00 P.M. | Drury Plaza Hotel Denver Westminster 10393 Reed St., Westminster, Colorado |
|
Colorado Mineral and Fossil Fall Show Free admission |
September 9 - September 14, 2026 | 10:00 A.M. – 6:00 P.M. | Delta Hotels Denver Thornton 10 E 120th Ave, Northglenn, Denver |
|
Denver’s Original Gem & Mineral Show Free admission |
September 10 - September 13, 2026 | 10:00 A.M. – 6:00 P.M. | The Westin Westminster 10600 Westminster Boulevard |
|
InterGem Denver Wholesale Gem & Jewelry Show Wholesale & Retail |
September 10 - September 13, 2026 |
Thu: 12:00 P.M. – 6:00 P.M. (Wholesale) Fri: 10:00 A.M. – 6:00 P.M. (Wholesale) Sat: 10:00 A.M. – 6:00 P.M. (Public) Sun: 11:00 A.M. – 5:00 P.M.* (Public) |
The Brighton 3403 Brighton Blvd., Denver |
|
HardRock Summit Denver Free admission |
September 10 - September 18, 2026 | 10:00 A.M. – 6:00 P.M. | The Westin Westminster 10600 Westminster Boulevard |
|
Colorado Minerals Fossils & Gems Show Free admission |
September 11 - September 20, 2026 | 9:00 A.M. – 6:00 P.M. | Denver Coliseum 4600 N Humboldt St, Denver |
|
Denver Mineral, Fossil, Gem & Jewelry Show Free admission |
September 11 - September 20, 2026 | 9:00 A.M. – 6:00 P.M. | National Western Complex 4655 Humboldt St., Denver |
|
Denver Expo Show Free admission |
September 11 - September 20, 2026 | 9:00 A.M. – 6:00 P.M. | National Western Complex (Level 2) 4655 Humboldt St., Denver |
|
Miner’s Co-op show Free admission |
September 11 - September 20, 2026 | 9:00 A.M. – 6:00 P.M. | National Western Complex (Level 1) 4655 Humboldt St., Denver |
|
Colorado Independent Warehouse Show-Fall Free admission |
TBD | TBD | Rock Warehouse 810 Quail St., Denver |
Denver Gem & Mineral Showcase 2026 Spring
| Shows | Dates | Hours | Locations |
|---|---|---|---|
|
InterGem Denver Wholesale Gem & Jewelry Show Concluded |
Concluded | – | The Brighton 3403 Brighton Blvd. |
|
Colorado Independent Warehouse Show-Spring Concluded |
Concluded | – | Rock Warehouse 810 Quail St., Denver |
|
Colorado Mineral and Fossil Spring Show Concluded |
Concluded | – | New location Livestock Center at the National Western Center 5115 Race Court, Denver |
Frequently Asked Questions (FAQ)
Are the Denver Gem & Mineral Showcase events free to attend?
Yes, the vast majority of independent shows within the Denver Gem & Mineral Showcase—including the Colorado Mineral and Fossil Show, HardRock Summit, and the massive Denver Mineral, Fossil, Gem & Jewelry Show at the National Western Complex—offer completely free admission and free parking. However, select trade-oriented events like the InterGem Denver Wholesale Gem & Jewelry Show require paid retail tickets or commercial trade registration.
Do I need a business tax ID or resale license to enter and purchase gems or minerals?
No, general public attendees and hobbyists do not need a business license or tax ID to buy crystals, fossils, or minerals at most shows. Only specialized wholesale trade sections and dedicated wholesale-only days (such as at InterGem) require attendees to present a valid business tax ID, resale certificate, or proof of trade credentials to gain entry and receive wholesale pricing.
Where are the Denver gem shows located, and is parking available?
The showcase is not held in a single convention center; instead, it spans over 10 independent venues across the Denver metropolitan area, including the National Western Complex, Denver Coliseum, The Westin Westminster, and local hotels. Almost all major participating venues provide ample free on-site parking for visitors.
Can beginners and the general public buy directly from dealers at the shows?
Absolutely! The Denver Gem & Mineral Showcase welcomes everyone from casual shoppers and beginners to museum curators. Thousands of international vendors offer merchandise at all price points, ranging from affordable pocket crystals and rough stones to museum-grade fine mineral specimens and custom jewelry.