Colourless ‘Electric’ Hyalite Opal on Matrix from Mexico HP63 Reticulated Sun Spangles)

Sun Spangles)

XX089 is a cluster of clear white Calcites affectionately termed "Mercedes Benz Calcite"

This debate was ultimately resolved through the publication of two papers in 2006 confirming that the gemstone underwent a natural etching process

This results in a contrasting

Colourless ‘Electric’ Hyalite Opal on Matrix from Mexico HP63 Reticulated Sun Spangles)Independence, Loyalty, Expression Opal var. Hyalites, even in the splendid world of Opals, is one of the most unusual variants: with its glass like clarity and luster, Hyalites display a dramatic colour change when viewed under UV light. Hyalite is a form of potch opal that contains trace inclusions of Uranyl, a residue of Uranium. It is this minute presence that causes a strong fluorescent green glow under longwave UV. Often transparent, these bubble