Tile ore

Where it forms, where it's found

26recorded occurrences

Source · OpenStreetMap

Physical

Colour: Brick Red

Optical

Optical type: Isotropic

Isotropy testPPL ↔ XPL diagnostic

PPL intrinsic colour; no change on stage rotation

XPL extinct at every orientation

Crystallography

Crystal system: Isometric

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
29CuCopper Copper 2 63.546 127.092
88.82%
8OOxygen Oxygen 1 15.999 15.999
11.18%
Total 143.091 100.00%
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
29CuCopper	Copper	2	63.546	127.092	88.82%
8OOxygen	Oxygen	1	15.999	15.999	11.18%
	Total	143.091	100.00%

Synonyms

Kupfer Lebererz
Kupferziegelerz
Ziegelerz
Ziegelite

Literature, links & citation

Citations

1944Palache, Charles, Berman, Harry, Frondel, Clifford (1944) The System of Mineralogy (7th ed.) Vol. 1 - Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, New York.

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Tile ore — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/tile-ore-3963},
  note      = {Accessed 2026-05-11}
}