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Natural Quartz Gemstones

Explore our wide selection of natural quartz gemstones in a variety of colors, cuts, and sizes for every jewelry project.

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For Example: 8-9
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14.36ct Greenish Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 76.01

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9.78ct Dark Brown Smoky Quartz, Round, VVS-VS

14 mm (calibrated)

$ 38.72

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13.29ct Lemon Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 70.34

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13.86ct Greenish Yellow Quartz, Flower Cut, Transparent

15.7 x 15.3 mm

$ 67.32

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11.75ct Medium Yellow Quartz, Fancy, VVS-VS

15.8 x 13.2 mm

$ 45.50

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64.06ctw Lemon Yellow Quartz, Flower Cut, Transparent

20.7 x 20.6 mm

$ 295.96

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8.86ct Light Pineapple Yellow Quartz, Flower Cut, Transparent

14 x 14 mm (calibrated)

$ 58.48

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19.09ct Light Yellow Quartz, Emerald Cut, VVS

18 x 18 mm (calibrated)

$ 126.00

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9.14ct Medium-Dark Red Strawberry Quartz, Oval, Translucent

17.1 x 12.7 mm

$ 84.46

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20.24ct Bumblebee Yellow Quartz Cat's Eye, Oval, Translucent

15 x 15 mm (calibrated)

$ 497.17

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19.54ct Brownish Yellow Quartz, Fancy, Transparent

20 x 15 mm (calibrated)

$ 90.28

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119.64ct Medium Yellow Quartz, Pear Shape, IF

40.8 x 24.5 mm

$ 184.78

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5.59ct Clear with Brown Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 16.90

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10.50ct Medium Yellow Quartz, Emerald Cut, VS

13 x 13 mm (calibrated)

$ 65.34

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7.82ctw Rose Pink Strawberry Quartz, Round, Translucent

10 mm (calibrated)

$ 144.52

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54.44ct Bumblebee Yellow Quartz, Oval, IF

24.9 x 20.5 mm

$ 84.07

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12.91ct Warm Brown Smoky Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 35.51

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17.32ct Neutral Brown Smoky Quartz, Fancy, Transparent

33.2 x 18.6 mm

$ 34.30

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46.16ct Light Pink Rose Quartz, Oval, Transparent

24.5 x 20.7 mm

$ 121.86

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7.56ct White Quartz Cat's Eye, Round, Transparent

12 mm (calibrated)

$ 39.91

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34.50ct Medium Rose Pink Rose Quartz, Marquise, Transparent

34 x 18.4 mm

$ 91.08

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21.73ct Medium-Light Yellow Quartz, Emerald Cut, VVS

17 x 17 mm (calibrated)

$ 143.42

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11.13ct Very Light Golden-Brown Rutile Quartz, Oval, Transparent

21.8 x 12 mm

$ 47.16

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5.47ctw Chocolate Brown Smoky Quartz, Oval, VVS

10 x 8 mm (calibrated)

$ 39.38

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Why Buy Quartz from GemSelect?

Natural Quartz Stones

Our natural quartz gemstones are carefully selected for clarity, color and overall quality. From transparent rock crystal to richly colored varieties, quartz offers exceptional versatility for jewelry and collecting.

Buy Quartz Gemstones Online

Browse loose quartz gemstones with detailed photos, specifications and easy filtering options. Enjoy secure checkout and reliable worldwide shipping when you shop online with GemSelect.

Loose Quartz Gemstones for Jewelry and Collectors

Popular Quartz Varieties

Quartz includes well-known varieties such as amethyst, citrine, smoky quartz, rose quartz and lemon quartz. Each offers unique color characteristics while sharing excellent durability for everyday jewelry use.

Faceted Quartz for Fine Jewelry

Faceted quartz gemstones provide brilliance and sparkle at an affordable price. Available in shapes such as round, oval, cushion and pear, they are ideal for rings, pendants and earrings.

Quartz Cabochons

Quartz cabochons feature smooth, polished surfaces that highlight color and internal features. They are especially popular for statement rings, artisan jewelry and custom designs.

Calibrated Quartz Sizes

Choose calibrated quartz stones in standard sizes such as 6 mm rounds or 8 x 6 mm ovals. These precision-cut gems fit common jewelry mountings and simplify production.

Wholesale Quartz Gemstones

We offer competitive pricing on single stones and bulk quartz purchases. Ideal for jewelers, designers and resellers looking for consistent quality and reliable supply.

Quartz Durability and Care

With a Mohs hardness of 7, quartz gemstones are suitable for most jewelry types. Clean with mild soap and water, and store separately to prevent scratches.

Learn more about the properties, history and varieties of quartz on our Quartz Information Page.

FAQs

Are your quartz gemstones natural?

Yes, all our quartz gemstones are natural. Any treatments, such as heating for certain varieties, are fully disclosed on each product page.

Is quartz suitable for everyday wear?

Quartz has a hardness of 7 on the Mohs scale, making it durable enough for most jewelry, including rings, earrings and pendants.

What colors are available in quartz gemstones?

Quartz occurs in many colors including purple (amethyst), yellow (citrine), pink (rose quartz), brown (smoky quartz) and colorless rock crystal.

Do you offer calibrated quartz stones?

Yes, we stock calibrated quartz gemstones in standard sizes that fit popular commercial jewelry settings.

Can I buy quartz gemstones in bulk?

We offer wholesale quartz options for designers and retailers, with competitive pricing on larger quantity orders.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use website

Posted By Mel in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate
Enlarged Gemstone Image