5*10mm-10*20mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Splice Process Crystal Glass

5*10mm-10*20mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Splice Process Crystal Glass - Image 2

5*10mm-10*20mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Splice Process Crystal Glass - Image 4

5*10mm-10*20mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Splice Process Crystal Glass - Image 5

510mm-1020mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Splice Process Crystal Glass

5*10mm-10*20mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gems Interphase Multicolor Joint Technology Crystal Glass

Gemstone Material: K9 crystal glass
Type: Synthetic (lab created)
Shape: Marquise faceted cut shape
Optical Special Effects: Color Play or Fire
Color: Multicolor interphase mixed color
Height: 55-63 percent of the diameter

Loose Synthetic Tourmaline Shapes & Colors Chart Google Album: https://photos.app.goo.gl/hs7UjnWwNEtfnU5G9

Description
QQ GEMSTONE WHOLESALE

**510mm-1020mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Joint Technology Crystal Glass**

What's Synthetic Tourmaline ?

The term "synthetic tourmaline" has two different meanings in the jewelry industry, which need to be distinguished according to the context:

1. In a broad sense, "artificial tourmaline" (imitations) refers to products that are not natural tourmaline but are made of other materials (such as glass, crystal, plastic, etc.) to imitate the appearance of tourmaline. These products are extremely common in the market and their main characteristics include:

Diverse materials: Commonly used materials include brushed glass, dyed crystal, chalcedony, or resin to imitate the color and luster of tourmaline.

Low price: The cost is far lower than that of natural tourmaline, and they are often used in inexpensive jewelry.

Appearance characteristics: Uniform color, internally pure and flawless (natural tourmaline usually contains inclusions or fractures); Lacks the dichroism or birefringence characteristic of tourmaline (which can be identified by observing the doubling of facet edges under a magnifying glass); Lower hardness (glass has a hardness of about 5.5–6, while tourmaline is 7–7.5).

These "artificial tourmalines" are indeed imitations and not genuine synthetic gemstones.

2. In a narrow sense, "synthetic tourmaline" (laboratory synthesis) refers to tourmaline crystals grown in a laboratory under simulated natural conditions using techniques such as hydrothermal synthesis. Their chemical composition is essentially the same as natural tourmaline. However, the following limitations exist:

High technical difficulty: Tourmaline has a complex chemical composition (containing aluminum, iron, magnesium, sodium, lithium, potassium, and borosilicates), making synthesis extremely expensive.

Rare in the market: As of 2026, genuine synthetic tourmaline has not yet entered the consumer market on a large scale. Some so-called "synthetic tourmaline" is actually dyed glass or synthetic sapphire imitations.

If it exists: Synthetic tourmaline is mostly dark... Green or red, internally pure, and slightly less dense than natural tourmaline.

Authoritative institutions (such as the Wuhan Gemological Institute of China University of Geosciences) point out that the vast majority of "synthetic tourmaline" claimed on the market is imitation; genuine synthetic tourmaline is almost non-existent.

LOOSE SYNTHETIC TOURMALINE NORMAL SHAPES & COLORS CHART

Video:

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May 4, 2026

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OUR ADVANTAGE

Factory & Manufacturer since 2015, strong productive ability. Ensure the large quantity supply of product.
We are one of the largest manufacturers & Suppliers of Loose gemstone in Wuzhou City.
Strict quality inspection:
15 production processes, 9 inspection processes, more than 8 experienced QC check Every gemstone has its quality assurance.

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We don't show the wholesale price in our website, we quote wholesale prices based on client's order quantity and requirements. if you want to get wholesale , feel free to contact our sales to get more information, we will reply you soon. thanks for your attention. QQ GEMS professional in wholesale high quality Loose Cubic Zirconia stones, Moissanite Diamond Gemstones, Lab Grown Diamond, Lab created gems, Synthetic Opal Gems,Nano Gemstones, Simulated Glass Gems , Synthetic gemstones and Natural Gemstones with hand-cut or Machine cutting, gemstones with quality from A quality, AAA quality and Top AAAAA quality jewelry making and distribution. thanks for your cooperation.

5*10mm-10*20mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Splice Process Crystal Glass

5*10mm-10*20mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Joint Technology Crystal Glass

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510mm-1020mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Splice Process Crystal Glass

**510mm-1020mm Marquise Faceted Cut Shape Synthetic Tourmaline Loose Gemstones Mixed Multicolor Joint Technology Crystal Glass**