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Mica Saver In Quartz And Feldspar

Mica Saver In Quartz And Feldspar

Silica Feldspar and Mica . In lecture four of the Agriculture Course Rudolf Steiner mentioned that feldspar could also be buried in a cow horn like the preparation of quartz for 501. In the following reading Rudolf Steiner describes the formative tendencies of silica feldspar and mica on the growth of plants where silica supports vertical .

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