宝石颜色指南
Gemstone Color | 宝石颜色指南
Color is the first thing you see and the last thing you stop noticing. We describe it honestly: hue, tone, saturation, and how it shifts under different light.
Red 红色系
Ruby, red spinel, pyrope garnet. Look for even saturation without dark zones.
Blue 蓝色系
Sapphire, tanzanite, blue spinel. Royal to cornflower, no windowing.
Green 绿色系
Emerald, green tourmaline, tsavorite. Vivid saturation; jardin acceptable in emeralds.
Pink 粉色系
Pink sapphire, morganite, pink tourmaline. Warmth without browning.
Color Change 变色
Alexandrite, some sapphires — different colors by light source.