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Materials for Ceramics

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Andesine

Description: Plagioclase Feldspar

Formula: Na₂O.CaO.2Al₂O₃.8SiO₂

Oxide	Analysis	Formula
CaO	6.99%	0.50
Na2O	7.72%	0.50
Al2O3	25.41%	1.00
SiO2	59.88%	4.00
Oxide Weight		401.42
Formula Weight		401.42

Notes

A plagioclase feldspar. The chemistry given is theoretical, actual materials will vary.

Related Information

Links

Typecodes	Feldspar The most common source of fluxes for high and medium temperature glazes and bodies.
Minerals	Plagioclase Plagioclase feldspar is not one mineral but a series between two: Albite - NaAlSi₃O₈ (high sodium) a

Data

Hardness (Moh)	6.5
Frit Softening Point	1350C
Density (Specific Gravity)	2.70

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