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PR#3 D

Description: SANDY TAN-BUFF STONEWARE

Oxide Analysis Formula
CaO 0.18% 0.02
K2O 2.60% 0.17
MgO 0.52% 0.08
Na2O 0.11% 0.01
TiO2 0.60% 0.05
Al2O3 16.17% 1.00
P2O5 0.01% -
SiO2 70.98% 7.45
Fe2O3 1.14% 0.04
MnO 0.01% -
LOI 6.51%n/a
Oxide Weight 582.35
Formula Weight 622.90

Notes

Sandy and silty tan burning clean medium fire stoneware mined at Ravenscrag, Sask.

Analysis updated July 97.

539 Ba ppm
37 Sr pmm
23 Y ppm
8 Sc ppm
283 Zr ppm
1 Be ppm
54 V ppm

Related Information

Links

Typecodes Clay Other
Clays that are not kaolins, ball clays or bentonites. For example, stoneware clays are mixtures of all of the above plus quartz, feldspar, mica and other minerals. There are also many clays that have high plasticity like bentonite but are much different mineralogically.
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