| Title |
Comment |
Keywords |
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Mineral Hardness
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10:57 - 11:29 (00:32) / 0.6 MB
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"James Sadd", quartz, calcite, "crystal structure", "physical property", "mineral identification", mineral, hardness
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Chemical Reaction
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11:29 - 11:54 (00:25) / 0.4 MB
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"James Sadd", calcite, quartz, "chemical reaction", "hydrochloric acid", "carbonate", silicate, "carbon dioxide", carbon, "physical property", "mineral identification", mineral
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Minerals Formed By Biologic Processes
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24:25 - 24:45 (00:20) / 0.4 MB
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mineral, "biological activity", oyster, pearl, sponge, coral, "calcium carbonate", "sea water", precipitation, calcite, aragonite
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Chemical Precipitation
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07:05 - 07:42 (00:37) / 1.0 MB
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"sedimentary rock", "chemical sedimentation", lithification, "chemical precipitation", water, desert, lake, lagoon, evaporation, calcite, gypsum, salt, evaporite
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Rising Temperature
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09:55 - 10:40 (00:45) / 1.3 MB
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"directed stress", temperature, mineral, "metamorphic rock", recrystallization, texture, "igneous rock", "sedimentary rock", limestone, calcite, heat, metamorphism, crystal
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Geology School Keywords
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