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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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11.46Ctw Medium-Light Yellow Quartz, Round, Vvs

12 mm (calibrated)

$ 50.55

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6.24Ctw Lemon Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 24.71

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9.86Ct Medium-Light Yellow Quartz, Flower Cut, Transparent

15 x 15 mm (calibrated)

$ 65.08

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4.90Ct Light Pineapple Yellow Quartz, Round, Vvs

12 mm (calibrated)

$ 23.80

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40.21Ct Light Yellow Quartz, Oval, Transparent

27 x 20 mm (calibrated)

$ 63.70

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10.79Ctw Lemon Yellow Quartz, Round, Vvs-Vs

12 mm (calibrated)

$ 52.27

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10.58Ct Medium-Light Yellow Quartz, Fancy, Transparent

13.8 x 10.3 mm

$ 27.94

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5.82Ct Light Yellow Quartz, Round, Vvs-Vs

12 mm (calibrated)

$ 27.82

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2.50Ctw Lemon Yellow Quartz, Flower Cut, Transparent

7.6 x 7.6 mm

$ 9.90

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3.52Ct Pale Yellow Quartz, Flower Cut, Transparent

11 x 11 mm (calibrated)

$ 13.94

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8.94Ct Light Yellow Quartz, Flower Cut, Transparent

15 x 15 mm (calibrated)

$ 41.30

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8.93Ct Light Yellow Quartz, Emerald Cut, Vvs

14 x 14 mm (calibrated)

$ 47.27

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6.83Ct Greenish Yellow Quartz, Emerald Cut, Vvs

12 x 12 mm (calibrated)

$ 33.17

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14.35Ct Light Yellow Quartz, Round, Vvs

18 mm (calibrated)

$ 69.52

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12.44Ct Medium Yellow Quartz, Oval, Transparent

16.3 x 12.7 mm

$ 17.62

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10.78Ct Light Yellow Rutile Quartz, Cushion, Transparent

23.9 x 11.2 mm

$ 35.58

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5.43Ct Earthy Yellow Rutile Quartz, Oval, Transparent

12 x 10 mm (calibrated)

$ 25.08

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2.51Ct Pale Yellow Rutile Quartz, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 8.15

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11.15Ctw Medium Yellow Quartz, Flower Cut, Transparent

9 x 9 mm (calibrated)

$ 51.52

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4.14Ctw Light Greenish Yellow Quartz, Flower Cut, Transparent

7 x 7 mm (calibrated)

$ 19.13

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11.62Ct Medium Yellow Quartz, Oval, Transparent

10.9 x 10.4 mm

$ 16.45

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14.69Ct Pineapple Yellow Quartz, Cushion, Vvs

20 x 15 mm (calibrated)

$ 38.78

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3.47Ct Pale Cream Yellow Quartz, Flower Cut, Transparent

11 x 11 mm (calibrated)

$ 16.04

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28.84Ct Light Golden-Yellow Quartz, Oval, Transparent

23.9 x 17.3 mm

$ 45.68

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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

Easy and functional

Posted By Dessa in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

It was great!

Posted By Annie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate
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