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Matrix of the Diamond

Matrix of the Diamond Page of 85 Matrix of the Diamond Text size:minus plus Restore normal size   Mail page  Print this page
THE MAT BIX OF THE DIAMOND
13
parallel to the brachypinacoid , an optic axial
bisectrix appearing in sections with the most marked cleavage,
There are also secondary cleavages, and the usual irregular cracks so common in olivine.1
Olivine has not been detected in the ground mass of this rock. It is usually in the form of crystals, more or less rounded and corroded, and even when completely changed to serpentine, the original crystalline form can generally be recognised.
Corrosion cavities (the ' einbuchtungen' of the Ger­mans) are sometimes seen in the olivines.
The following are some of these :
Matrix of the Diamond Page of 85 Matrix of the Diamond
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Lewiss. Genesis and Matrix of The Diamond.
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