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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.

Quartz Weight
Quartz Size
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For Example: 6-7
For Example: 8-9
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6.41ct Greenish Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 30.62

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55.06ct Light Yellow Quartz, Pear Shape, VVS-VS

35.9 x 22.2 mm

$ 145.36

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5.20ctw Light Yellow Quartz, Flower Cut, Transparent

7.6 x 7.6 mm

$ 24.02

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3.68ct Light Yellow Rutile Quartz, Oval, Transparent

12 x 8 mm (calibrated)

$ 12.14

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2.59ct Pineapple Yellow Quartz, Flower Cut, Transparent

9 x 9 mm (calibrated)

$ 10.26

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9.75ct Tuscany Yellow Rutile Quartz, Pear Shape, Translucent

18 x 13 mm (calibrated)

$ 31.92

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5.99ct Lemon Yellow Quartz, Emerald Cut, VVS

12 x 12 mm (calibrated)

$ 29.02

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3.40ct Light Yellow Quartz, Oval, Transparent

10.8 x 8.4 mm

$ 4.81

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19.94ct Pale Yellow Quartz, Flower Cut, Transparent

24 x 17.8 mm

$ 78.96

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2.46ct Lemon Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 9.74

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9.14ct Pale Yellow Quartz, Emerald Cut, VS

12 x 12 mm (calibrated)

$ 60.32

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2.70ct Laguna Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 10.69

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5.25ct Light Pineapple Yellow Quartz, Emerald Cut, VVS

12 x 12 mm (calibrated)

$ 34.66

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16.49ct Pale Yellow Quartz, Flower Cut, Transparent

18.7 x 15.7 mm

$ 76.19

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5.70ct Medium-Light Yellow Quartz, Trillion, Transparent

14 x 14 mm (calibrated)

$ 22.57

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14.90ct Lemon Yellow Quartz, Oval, Transparent

16.9 x 14.2 mm

$ 21.10

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3.64ctw Medium-Light Yellow Quartz, Flower Cut, Transparent

9 x 9 mm (calibrated)

$ 14.41

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3.11ctw Light Greenish Yellow Quartz, Flower Cut, Transparent

7 x 7 mm (calibrated)

$ 14.38

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4.30ctw Pale Yellow Quartz, Flower Cut, Transparent

7.7 x 7.5 mm

$ 19.87

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5.63ct Light Yellow Quartz, Emerald Cut, VS

13.9 x 7.8 mm

$ 14.87

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6.59ct Pale Cream Yellow Quartz, Flower Cut, Transparent

14.3 x 10.1 mm

$ 31.84

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2.61ct Earthy Yellow Rutile Quartz, Pear Shape, Transparent

10.8 x 7.1 mm

$ 8.47

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3.23ct Light Yellow Quartz, Flower Cut, Transparent

10.4 x 10.4 mm

$ 12.79

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3.72ct Medium-Light Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 14.74

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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 was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate
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