A 5.7 x 3.4 x 2.5 cm white marble matrix, this studded with several brilliant translucent red octahedral crystals of spinel to 0.8 cm in size, point to point. No damage. Ex Lloyd Tate collection. From Pein-Pyit, Mogok Township, Pyin-Oo-Lwin District, Mandalay Region, Myanmar (previously Burma). THIS IS A DOCUMENTED PRE-EMBARGO SPECIMEN, as recorded online in the Mindat/MinID database at the following link:
The video below in outdoor daylight is also accurate to color.