Caesium
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This page provides information about the commodity Caesium in mineral resources and mining.
Properties of Caesium
Atomic Number:
55
Atomic Weight:
132.9054519(2)
Melting Point:
302 K (575°C, 83°F)
Boiling Point:
944 K (1217°C, 1239°F)
Density:
1.88 g/cm3
Other Commodities associated with Caesium *
Commodity | Associated Localities | Total Localities | % Association (commodity) | % Association (Caesium) |
---|---|---|---|---|
Tantalum | 4 | 116 | 3.45% of all Tantalum deposits have Caesium. | 44.44% of all Caesium deposits have Tantalum. |
Lithium | 4 | 122 | 3.28% of all Lithium deposits have Caesium. | 44.44% of all Caesium deposits have Lithium. |
Feldspar | 3 | 1,418 | 0.21% of all Feldspar deposits have Caesium. | 33.33% of all Caesium deposits have Feldspar. |
Gemstones | 3 | 886 | 0.34% of all Gemstones deposits have Caesium. | 33.33% of all Caesium deposits have Gemstones. |
Bismuth | 2 | 347 | 0.58% of all Bismuth deposits have Caesium. | 22.22% of all Caesium deposits have Bismuth. |
Copper | 2 | 10,712 | 0.02% of all Copper deposits have Caesium. | 22.22% of all Caesium deposits have Copper. |
Lead | 2 | 9,188 | 0.02% of all Lead deposits have Caesium. | 22.22% of all Caesium deposits have Lead. |
Rubidium | 2 | 4 | 50.00% of all Rubidium deposits have Caesium. | 22.22% of all Caesium deposits have Rubidium. |
Companies producing Caesium
Click on name for company details. (Number is operations listed on mindat.org) |
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Deposits of Caesium
Locality List


Canada | |
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| Avalon Advanced Materials Inc. |
Avalon Advanced Materials Inc. | |
USA | |
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