Controlled Substance Utilization Review and Evaluation System. CURES 2.0 (Controlled Substance Utilization Review and Evaluation System) is a database of Schedule II, III and IV controlled substance prescriptions dispensed in California serving the public health, regulatory oversight agencies, and law enforcement.
Zircon (/ËzÉrkÉn/ or /ËzÉrkÉn/ ; including hyacinth or yellow zircon) is a mineral belonging to the group of nesosilicates. Its chemical name is zirconium silicate and its corresponding chemical formula is Zr SiO4.ircon is ubiquitous in the crust of Earth. It occurs as a common accessory mineral in igneous rocks (as primary crystallization products), in metamorphic rocks and as detrital grains in sedimentary rocks. Large zircon crystals are rare.
1 Zircon (from browny to reddish or blue, from green to blue or yellow). 2  Tanzanite (a variety of zoisite) is an emblematic case: it originates in nature, an undesireable brownish-yellow color, only after the heat treatment those stones will get the worldwide-known beautiful purplish-blue color.