Learn about Watermelon Tourmaline Gemstones Facts

What are watermelon tourmaline Stones?

This article highlights on watermelon tourmaline information. Watermelon tourmaline is multicolored variety of tourmaline. Tourmaline is not a single gemstone or mineral. It is a group of minerals. Watermelon is one of them. Watermelon has 2 colours combination such as red in center and green on the edges. This colour combination is the most famous.

Explore Green Gemstones

Compare green stones and color variations alongside tourmaline's distinctive green rim.

Explore green gemstones

• Chemical Name: complex boro-silicate of Al, Mg and Fe
• Chemical Formula: Na(Li₁.₅Al₁.₅)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
• Crystal System: Trigonal
• Chemistry Classification: Silicate
• Nature: Natural
• Crystallinity: Crystalline

Watermelon-tourmaline characteristic physical properties

• Streak: White
• Hardness: 7-7.5
• Specific Gravity: 3-3.26 Typical:3.06
• Inclusions: Watermelon tourmaline comes in Type II clarity stone. Colous zoning is pink core and green edges. Inclusions may be of liquid and gas inclusions. They can be long and thin. They can have reflective gas-filled fractures and color zoning.
• Fracture: Conchoidal, Subconchoidal,Uneven, Irregular,
• Toughness: Good
• Luster: Vitreous
• Stability: Very Good
• Cleavage: Poor, in 2 directions

Faceting Rough Gemstones: A Beginner's Guide

Curious how rough stones become cut gems? Read the basics of gemstone faceting before choosing material.

Read the faceting guide

The Occurrences of Watermelon Tourmaline

Watermelon tourmaline becomes or takes shape when a rough tourmaline form in an elongated shapes underground. In actual watermelon, tourmaline, the red colour is always in the center where as green will be in the edges.

53 Carat Watermelon Tourmaline Slices

See a loose slice lot when comparing pink centers and green edges in watermelon tourmaline.

Shop the slice lot

Watermelon Tourmaline in Jewelry

Watermelon tourmaline is popular in jewelry making designs.

Natural Watermelon Tourmaline Slices 120 ct $500 USD

It is cut in watermelon shape, polished. After that it is set in jewelry earnings, rings, pendants and more. Watermelon tourmaline rings are the popular in watermelon tourmaline jewelry the most. Whenever jewelry makers like to buy loose gemstones for sale in wholesale, they look for watermelon tourmaline mostly for making rings. However in other varieties, this is also set in necklaces, earrings, pendants, clips, hair clips, broaches and many more.

Watermelon Tourmaline Slices for Jewelry Ideas

Explore a 74 carat slice lot if you are comparing loose tourmaline for jewelry designs.

View the 74 carat lot

Guide to Buy Watermelon Tourmaline Crystals

If you are going to buy rough watermelon tourmaline loose gemstone for sale online, it will be good. Youu can cut it and give it shape of your own will. You can polish and leave it natural. If you are looking for polished watermelon tourmaline gemstone, look for well polished and true shape of watermelon. Tourmaline is 95% heated or irradiated. So as it is with the watermelon tourmaline gemstones. Heat enhance the colour and make the gem more beautiful in colour and shape. The heated gemstone is good if its colour is exact as of watermelon like.