Helenite
A synonym of 'Mt St Helens Stone'
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Synonym:
A synonym of 'Mt St Helens Stone'
'Helenite' is an unofficial name.
It is mostly used to describe a green artificial glass purportedly made from ash taken from the 1980 volcanic eruption at Mt St Helens in Washington State, USA, see Mt St Helens Stone.
Please note this material is artificial, the green glass is NOT natural.
The name has also been used in the past to describe a totally different material, a natural parrafin wax similar to ozocerite, but elastic like natural rubber. Yellow; sp gr, 0.915. It occurs at Ropa in Galicia.
Use of this name should be avoided.
It is mostly used to describe a green artificial glass purportedly made from ash taken from the 1980 volcanic eruption at Mt St Helens in Washington State, USA, see Mt St Helens Stone.
Please note this material is artificial, the green glass is NOT natural.
The name has also been used in the past to describe a totally different material, a natural parrafin wax similar to ozocerite, but elastic like natural rubber. Yellow; sp gr, 0.915. It occurs at Ropa in Galicia.
Use of this name should be avoided.
Unique Identifiers
Mindat ID:
43786 (as Helenite)
26410 (as Mt St Helens Stone)
26410 (as Mt St Helens Stone)
Long-form identifier:
mindat:1:1:43786:6 (as Helenite)
mindat:1:1:26410:9 (as Mt St Helens Stone)
mindat:1:1:26410:9 (as Mt St Helens Stone)
Similar Names
| Helenite (of Nawratil) | A variety of 'Ozocerite' | |
| Nelenite | A valid IMA mineral species | Mn162+As33+Si12O36(OH)17 |
| Selenite | A variety of Gypsum | CaSO4 · 2H2O |
| Selenite (of Rau) | A synonym of Berzelianite |
Internet Links for Helenite
mindat.org URL:
https://www.mindat.org/min-43786.html
Please feel free to link to this page.
Please feel free to link to this page.
References for Helenite
Reference List:
