| Title | Comment | Keywords |
|---|---|---|
| Physical Properties of Minerals | 09:44 - 10:16 (00:32) / 0.9 MB | "James Sadd", mineral, "physical property", "chemical composition", "crystal structure", color, cleavage, luster, "chemical reaction", "mineral identification" |
| Muscovite and Feldspar | 10:24 - 10:57 (00:33) / 0.7 MB | "James Sadd", muscovite, feldspar, cleavage, "crystal structure", "physical property", "mineral identification", mineral, color |