Erni, Henry Mineralogy Simplified: Easy Methods of Identifying Minerals, Including Ores, by Means of the Blow-Pipe, by Flame Reactions, by Humid Chemical Analysis, and by Physical Tests
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Mineralogy Simplified: Easy Methods of Identifying Minerals, Including Ores, by Means of the Blow-Pipe, by Flame Reactions, by Humid Chemical Analysis, and by Physical Tests