Meet the 12x5mm Elongated Hex Tablets in Amelia Teal Amazonite™ 💎 With their cool, tranquil teal tones and sharp geometric silhouette, these gems bring a modern edge to any design. Amelia Teal Amazonite™ is celebrated for its calming energy.

These Light Yellow Montana Sapphire rounds (1.5–3.75mm) bring a soft, sunlit glow to any design. Responsibly sourced from the rugged beauty of Montana, each gem captures that delicate balance of sparkle and subtlety.

At the Cortez Pearl® farm, sustainability isn’t just a concept—it’s built into every step of the process. These buoys? They’re made from reused plastic bottles, giving waste a second life instead of sending it back into the sea.⁠

Geometry meets glow 💚 These 4–8mm Mesa Verde® Peridot triangles bring fresh, zesty green color and bold shape to your bench. Responsibly sourced from Arizona, each gem carries the warmth of the Southwest and the sharp edge of modern design.

Let’s hear it for sparkle with a side of shimmer. These 5x3mm pear-shaped Oregon Sunstones are showing off their signature schiller—and we’re so here for it. Mined right here in the Pacific Northwest, these catch the light with that coppery glow we’ll never stop obsessing over.

Turquoise is the gemstone of the American Southwest—and these 5.75mm square cabochons come from one of the most legendary sources: the Sleeping Beauty Mine in Arizona. Smooth, bold, and full of history—what’s not to love?

These 4x2mm Yogo Sapphires come straight from Yogo Gulch and are all-natural—no heat, no treatment, just pure color from the earth. Most show off that signature vivid blue, while a lucky few shine in rare lavender and purple tones.

Anthill Garnet from the Navajo Reservation in Arizona is one of our all-time favorites—and not just for its fiery red color. These 5x3mm kite cuts glow with rich red hues and come with one of the most unique sourcing stories out there.

From “The Equality State” comes a gem as bold and beautiful as the land itself—Wyoming Iolite. Sourced from our Rodeo Queen Mine just north of Cheyenne, these natural 4mm Iolite rounds showcase deep, inky blue-violet hues and a fully traceable origin.

These delicate 3x1.5x1mm Aquamarine Tapered Baguettes are like crystal-clear waves on a sunlit shore—cool, serene, and effortlessly elegant. Perfect for capturing that endless-summer feeling in any jewelry design, these gems bring a refreshing splash of blue to the season.⁠

Our 8mm Chilean Lapis Sugarloaf Cabs just dropped! 💙 Straight from the heart of Chile, these rich blue beauties are sprinkled with golden pyrite and cut in our signature sugarloaf shape—like little gems of treasure for your next design. Bold, vibrant, and full of character.

White Sapphire might not be the first color that comes to mind, but it’s actually one of the rarest in the natural Sapphire spectrum. These 2x1.5x1mm tapered baguettes are bright, crisp, and tiny—ideal for adding a clean, subtle sparkle to any design without overpowering it.

Neon Green Beryl™ is one of our signature gem varieties. We cut anything from tiny rounds and baguettes to larger gems. These 2ct pear shape cabochons are somewhere in the middle. Most people would sell this as a lighter emerald, but we think it has such a magical color.

Add a pop of vibrant color with our Grape Garnet® Ovals! Available in 4x3mm and 5x4mm sizes, these stunning gemstones offer a rich purple-red hue that will elevate any jewelry design. ⁠ ⁠ #GrapeGarnet #GemstoneLove #ShopNow #ColumbiaGemHouse #FairTradeGems #GemFacts #Garnet

It’s official — the Opals for Outback Heroes fundraising raffle is live!  Now through October 31, 2025, you can purchase raffle tickets for your favorite jewelry pieces. Tickets are just $25 each, with only 100 tickets available per piece. Visit our website for more details.

Have you gotten your raffle tickets for our Opals for Outback Heroes Fundraiser? columbiagemhouse.com/collections/op…

We couldn’t resist adding a few more fancy shapes to the Montana Sapphire lineup on our website. So, say hello to Hexagons and Baguettes! From icy sky blues to deep teals, these cuts show off everything we love about Montana’s colors.

Our faceted star collection features carefully calibrated star shapes designed to bring structure, light, and celestial character to modern jewelry. Available in sapphire, citrine, neon green beryl, white quartz, and garnet, from 3 to 5.5mm. Visit our website.

We’re excited to introduce a brand-new cut making its debut at the Tucson Gem Shows. These Crescent Moon gems bring a fresh silhouette and beautiful movement—something you’ll have to see in person at our booths.

The art of the cut begins in the rough. Behind every gem is a series of decisions—where to begin, what to preserve, and what to reveal. Shaped by American cutter Barbara Thomas, each of these gems was guided by their natural character. Visit our website to see the collection.