Copper-bearing Fraipontite

Where it forms, where it's found

1recorded occurrences

Source · OpenStreetMap

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
30ZnZinc Zinc 3 65.380 196.140
27.02%
29CuCopper Copper 3 63.546 190.638
26.26%
8OOxygen Oxygen 9 15.999 143.991
19.84%
13AlAluminium Aluminium 5 26.982 134.910
18.59%
14SiSilicon Silicon 2 28.085 56.170
7.74%
1HHydrogen Hydrogen 4 1.008 4.032
0.55%
Total 725.881 100.00%
Mass share = atoms × atomic mass ÷ molar mass × 100
From Mindat formula

Mass composition breakdown
Element	Atoms	At. mass g/mol	Mass g/mol	Mass share
30ZnZinc	Zinc	3	65.380	196.140	27.02%
29CuCopper	Copper	3	63.546	190.638	26.26%
8OOxygen	Oxygen	9	15.999	143.991	19.84%
13AlAluminium	Aluminium	5	26.982	134.910	18.59%
14SiSilicon	Silicon	2	28.085	56.170	7.74%
1HHydrogen	Hydrogen	4	1.008	4.032	0.55%
	Total	725.881	100.00%

Synonyms

Cuprian Fraipontite

Literature, links & citation

Citations

1983Foord, Eugene E., Conklin, Nancy M., Taggart, Joseph E. (1983) Cuprian Fraipontite and Sauconite from the Defiance-Silver Bill Mines, Gleeson, Arizona. The Mineralogical Record, 14 (2) 131-132

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Copper-bearing Fraipontite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/copper-bearing-fraipontite-26598},
  note      = {Accessed 2026-05-11}
}