500g 99.99% Pure Tellurium Bullion Metal Element 52 500 gram Investment Ingot

Description

This auction is for a roughly 500 gram bar of 99.99% pure Tellurium. The weight may vary slightly from bar to bar. This is great for investment purposes and can also be broken down easily if necessary due to its brittle nature.
Name:
Tellurium
Weight:
~500 grams
Purity:
99.99%
Symbol:
Te
Atomic Number:
52
Atomic Mass:
127.6 amu
Melting Point:
449.5 °C (722.65 K, 841.1 °F)
Boiling Point:
989.8 °C (1262.95 K, 1813.64 °F)
Number of Protons/Electrons:
52
Number of Neutrons:
76
Classification:
Metalloid
Crystal Structure:
Hexagonal
Density @ 293 K:
6.24 g/cm
3
Color:
silverish
Facts
Date of Discovery:
1782
Discoverer:
Franz Muller von Reichenstein
Name Origin:
From the Greek word
tellus
(Earth)
Uses:
C
oloring of glass and ceramics, metal alloys, solar panels & many other semiconductors
Obtained From:
B
y-product of refining of lead and copper
Tellurium and tellurium compounds are considered to be mildly toxic and need to be handled with care, although acute poisoning is rare. Tellurium is not reported to be carcinogenic. Humans exposed to Tellurium in the air exude a foul garlic-like odor known as "tellurium breath."
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