Description

A mineral compositions of 25 rock specimens of hongite type. Each composition consists of the percentage by weight of five minerals, albite, blandite, cornite, daubite, endite.

Usage

Details

A mineral compositions of 25 rock specimens of hongite type. Each composition consists of the percentage by weight of five minerals, albite, blandite, cornite, daubite, endite, which we conveniently abbreviate to A, B, C, D, E. All row sums are equal to 100, except for rounding errors.

Note

Courtesy of J. Aitchison

Source

Aitchison: CODA microcomputer statistical package, 1986, the file name HONGITE.DAT, here included under the GNU Public Library Licence Version 2 or newer.

References

Aitchison (1986): The Statistical Analysis of Compositional Data; (Data 1), pp2, 9.