What you will receive
The Germanium metal high purity, 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
Germanium element 32 is a chemical element.


•Germanium is a grey-ish white semi-metal. A lustrous and brittle metal and a Semiconductor
•Germanium does not react with oxygen at room temperatures, but will form germanium dioxide at higher temperatures.
•Germanium is used in transistors and in integrated circuits.
•It is used as an alloying agent and as a catalyst.
•It is also used in infrared spectroscopes and infrared detectors.
•Some germanium compounds are useful because they are toxic to bacteria but are harmless for mammals.
•The half-life of one of its radioactive isotopes is 130 billion times the predicted age of the entire universe.
•Germanium also has the unusual property (like water) it expands as it freezes.

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