Sagenite (of Kunz)

Where it forms, where it's found

2recorded occurrences

Source · OpenStreetMap

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
8OOxygen Oxygen 2 15.999 31.998
53.26%
14SiSilicon Silicon 1 28.085 28.085
46.74%
Total 60.083 100.00%
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
8OOxygen	Oxygen	2	15.999	31.998	53.26%
14SiSilicon	Silicon	1	28.085	28.085	46.74%
	Total	60.083	100.00%

Synonyms

Sagenite Agate
Sagenitic Agate

Literature, links & citation

Citations

—www.geocities.com (n.d.) http://www.geocities.com/minmaven/sagenite.htm
1890Kunz, George Frederick (1890) Gems and precious stones of North America - a popular description of their occurrence, value, history, archaeology, and of the collections in which they exist, also a chapter on pearls, and on remarkable foreign gems owned in the United States, illustrated with eight colored plates and numerous minor engravings. The Scientific publishing company.

Cite this entry

Entry last updated August 11, 2025

@misc{mineral2025,
  author    = {Mineral Index editorial board},
  title     = {Sagenite (of Kunz) — Mineral Index},
  year      = {2025},
  url       = {https://mineralindex.org/minerals/sagenite-of-kunz-31452}
}