sugar-like appearance

Calcite is the principal constituent of limestone and marble

or Specularite

and quartz may be white

Zircon | Oval Cut | Blue | 7x5mm | Cambodia Pistacite sugar-like appearanceProduct Type: Zircon Approx Weight (per piece): 1. 15ct Size: 7x5mm Shape: Oval Cut Color: Medium Blue Clarity: Clean Origin: Cambodia Zircon comes in a variety of colors, including blue, yellow, green, brown, and red, and is renowned for its exceptional brilliance. Blue zircon, in particular, is highly sought after for its vibrant and saturated hue. Zircon is found in many locations worldwide, including Sri Lanka, Myanmar, Cambodia, and Australia.