Messungen des Winkels der minimalen Reflexions - intensitat (am) an Kassiterit und Hamatit= Main Angle of Reflection, am (Minimum of Intensity) tested by Cassiterite and Hematite/
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| Format: | Book |
| Language: | German |
| Published: |
[Stuttgart]:
[s.n.],
[1974]
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| Subjects: |