Transparent to translucent, usually green, less often colorless, yellow, blue to violet, pink, brown. [1] Blue stones – strong, blue and yellow to colorless. Other colors are weak to very weak. [1] أباتيت [3] هو فوسفات كالسيوم طبيعي يستخدم مصدرًا للحصول على الفوسفور وحمض ...Web