Specimen Details
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Collection Names
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Specimen Nature
Form: Hand Specimen(s)
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Rock Name
Dolerite
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Rock Class
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Rock Group
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Rock Description
Previiously classified as a Diabase, a Greenstone and as a Diorite. Microcrystalline-granular; aphanitic diorite (?) base, densely charged with small crystals of white treclinic feldspar (oligoclase?); a few scattered needles of black hornblende are also observable.
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Category
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Scientific Group
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Discipline
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Collecting Areas
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Type of Item