Necklaces
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Tungsten Metal Necklace Element 74 W Science Jewelry, Chemistry Fashion

$19.99

What you will receive
The Tungsten metal 99.99% pure, glass vial necklace, A unique high quality necklace that is sure to impress.
•The necklace is made from a strong silk/velvet material with a easy to use adjustable clasp. As seen in pictures
•The length is 22 inches or 55.9cm, unisex.

• Sweet Stocking stuffer, Christmas gift
• Great chemistry gift
•Amazing science gift
The Facts of Tungsten
Tungsten or wolfram "heavy stone" (atomic number 74) is a chemical element.
•Tungsten comes from the mineral scheelite and Wolframite is a silvery-gray metallic rare-earth metal.
•Tungsten has five naturally occurring isotopes whose half-lives are so long that they can be considered stable. Their half lives are older then the universe.
•Tungsten has the highest melting point of all metals and also brittle.
•Tungsten has the lowest coefficient of thermal expansion of any pure metal.
•Used in many things from pen tips and lightbulb filaments too radiation shielding.
•Tungsten is the heaviest element known to be used in any living organism some bacteria and arachnids.
•Tungsten carbide an alloy of tungsten is harder than both gold and tungsten. And can not be melted..easily
•it's resistance to high temperatures, its hardness and density, and its strengthening of alloys makes it a very important raw material.

Best offer is only for ordering multiples. 

Shipping
I offer free shipping to the USA; international is additional.

Safety / Caution
Do not attempt to brake open to retrieve metal. I sell the same sample in vials for cheaper.
Shipping
• I offer free shipping to the USA
• International will be additional

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