タイトルまたは説明

Gabbros are generally dark colour. They are dominated by Ca-rich plagioclase, which tends to be darker than the Na-rich variety, and by pyroxene. 
This gabbro is roughly half pyroxene and half plagioclase. Pyroxene is typically duller and more blocky than hornblende, but most important are the cleavages intersecting at *0°.
Gabbros aggregates is now strictly used by customers in their Building Projects, Ready Mix Factories, Precast factories, Asphalt factories, Road In fracture etc…..