Johnstonotite
A variety of Spessartine
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Formula:
(Mn2+,Ca)3Al2(SiO4)3
Name:
Named in 1900 by W. A. MacLeod and O. E. White in honor of Robert Mackenzie Johnston [November 27, 1843 Connage, Inverness-shire, Scotland, UK - April 20, 1918 Hobart, Tasmania, Australia], naturalist, scientist, civil servant, statistician, and an authority on the geology of Tasmania, Australia.
Unique Identifiers
Mindat ID:
11194 (as Johnstonotite)
3725 (as Spessartine)
3725 (as Spessartine)
Long-form identifier:
mindat:1:1:11194:0 (as Johnstonotite)
mindat:1:1:3725:5 (as Spessartine)
mindat:1:1:3725:5 (as Spessartine)
GUID
(UUID V4):
(UUID V4):
1ae9e954-a304-4bd5-bb1d-66eb4f088e75 (as Johnstonotite)
091858bd-4373-4081-bb48-ecdd14d1b977 (as Spessartine)
091858bd-4373-4081-bb48-ecdd14d1b977 (as Spessartine)
Chemistry of Johnstonotite
Mindat Formula:
(Mn2+,Ca)3Al2(SiO4)3
Other Language Names for Johnstonotite
German:Johnstonotit
Spanish:Johnstonotita
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Johnstonotite
mindat.org URL:
https://www.mindat.org/min-11194.html
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References for Johnstonotite
Reference List: