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Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Rubidium-bearing Sylvite

A variety of Sylvite
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Formula:
KCl
A variety containing 0.5 wt.% Rb, synthetic: deposited from fumarolic gas of Iodake crater, Satsuma-Ioujima volcano, in silica tubes (850oC at the inlet).


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Unique IdentifiersHide

Mindat ID:
47383 (as Rubidium-bearing Sylvite)
3850 (as Sylvite)
Long-form identifier:
mindat:1:1:47383:1 (as Rubidium-bearing Sylvite)
mindat:1:1:3850:4 (as Sylvite)

Chemistry of Rubidium-bearing SylviteHide

Mindat Formula:
KCl
Element Weights:
Element% weight
K52.445 %
Cl47.555 %

Calculated from ideal end-member formula.
Elements listed:
Cl, K - search for minerals with similar chemistry

Synonyms of Rubidium-bearing SylviteHide

RadioactivityHide

Other InformationHide

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 Rubidium-bearing SylviteHide

References for Rubidium-bearing SylviteHide

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