Purple Opal Pyramid Morado OpalThis listing is for a single carved stone pyramid. Polished Purple Opal pyramid. Also known as Purple Morado, "Morado" means purple in Spanish, carved purple stone. Unlike some of the purple Opals counter parts, it does not exhibit color play (opalescence). The purple coloration is due to very small fluorite inclusions inside the silica and these inclusions can cause some purple opal to exhibit a blue to violet, fluorescent look under shortwave UV