Tin-bearing Copper

(Cu,Sn)
Also known as
  • Bronze
  • Stanniferous Copper
Variety of
Native Copper
Native CopperCu

Where it forms, where it's found

10recorded occurrences
Source · OpenStreetMap

Physical

Transparency
Opaque
Colour
pink · bronze · yellow · white

colours are given from low- to high-tin varieties

Tenacity
malleable
Cleavage
None Observed

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
50SnTinTin1118.710118.710
65.13%
29CuCopperCopper163.54663.546
34.87%
Total182.256100.00%

Mass share = atoms × atomic mass ÷ molar mass × 100

From Mindat formula

Synonyms

  • Bronze
  • Stanniferous Copper

Literature, links & citation

Citations
  1. —J.-H. Shim, C.-S. Oh, B.-J. Lee, D.N. Lee (1996) Z. Metallkde. 87, 205-212.
  2. —https://www.doitpoms.ac.uk/miclib/phase_diagrams.php?id=19
  3. 1902Heycock, Charles Thomas; Neville, Francis Henry (1902) On the constitution of copper-tin alloys. Proceedings of the Royal Society of London, 69 (451-458). 320-329 doi:10.1098/rspl.1901.0114DOI: 10.1098/rspl.1901.0114
  4. 1987Zexian Xu, Runji Zhang, Zhenyun Liu, and Xingtu Sheng (1987): A study on stanniferous native copper. Acta Petrologica et Mineralogica 6(4), 351-357 (in Chinese with English abstract).
  5. 2006Xie Yuling, Hou Zengqian, Xu Jiuhua, Yuan Zhongxin, Bai Ge, and Li Xiaoyu (2006): Discovery of Cu-Zn, Cu-Sn intermetallic minerals and its significance for genesis of the Mianning-Dechang REE Metallogenic Belt, Sichuan Province, China. Science in China Series D 49(6), 597-603.
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Tin-bearing Copper — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/tin-bearing-copper-31541},
  note      = {Accessed 2026-05-11}
}