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LITHOEN

Chemical element

Cobalt

The element of atomic number 27. In the deposits Lithoen holds it is almost never the reason a body is worked: it travels with nickel in laterite and magmatic sulfide systems and with copper in some sediment-hosted systems.

Classification

atomic number
27
symbol
Co
block
d

How this record is known

3
Settled consensus
Cited as the accepted position of the discipline.

3 of 3 claims on this page cite at least one registered source. Counts describe how each statement is known, not how likely it is to be true.

What Lithoen records

Each claim states how it is known and cites its evidence.

Established58.933194 ± 0.000003 u

The standard atomic weight of cobalt is 58.933194(3), as listed in the CIAAW table.

  • precision note: CIAAW gives the value as 58.933194(3); the bracketed digit is the uncertainty in the last figure.

Evidence support: Supported by the cited evidence one source

Evidence: Commission on Isotopic Abundances and Atomic Weights (IUPAC) 2024 Primary authority

Record last updated 2026-09-07. Corrections follow the published corrections policy; superseded claims are retained, never silently edited.