Plagioclase –
Any of the rock minerals going between compositioning acidic albite to the basic anorthite found in most igneous rocks which shows twinning striations on good cleavage surfaces.
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This is the official blog for Mr. Gamble's Science class. It contains resources to help students be successful in our Science class. It provides a way for students to communicate what they have learned to the whole class and to their parents. It also enables parents to enrich the class with their own insights and positive feedback.
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Why did you have to do the plaigioclase diffinition that big????
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