atacamite

atacamite 화학적 특성, 용도, 생산

• 물리적 성질

  Habit: acicular, striated prisms, euhedral crystals, fibrous, granular.
  Color: green, dark green, or blackish green.
  Luster: adamantine.
  Diaphaneity: transparent to translucent.
  Streak: apple green.
  Cleavage: [010] perfect.
  Fracture: conchoidal.
  Occurrence: arid climates with oxidizable copper minerals.