A member asked a practical question: do all rubies fluoresce the same way, and if they do not, can weak fluorescence be predicted from the way a specimen looks in daylight? The answer is no on both counts. Rubies do not all fluoresce the same way. Some glow intensely,...
Table of Contents Wollastonite from Gouverneur Talc Company #4 Quarry, Harrisville, Lewis County, New York by Howie Green 1–3 The Valentine Quarry Gallery by Howie Green 4–8 Worldwide Prehnite Gallery by Howie Green 9–10 Rose Road—The WSK and the PDM by Howie Green...
Table of Contents THE FLUORESCENT MINERALS OF BROKEN HILL, NSW by Eric von Werstak 1–7 HOKKAIDOITE; A COMPREHENSIVE INTRODUCTION by Captain G. Vella 8–11 FLUORESCENT CALCITE FROM PAT AGONIA by Andrés Oteiza 12–21 THE SANTA CLARA VALLEY GEM & MINERAL SOCIETY ANNUAL...
Most ruby specimens are either high-priced single/group of crystals on a marble matrix, or cheap massive habit rough from India. Not so here. This cluster of hundreds (or thousands) of intersecting crystals screams color and brightness, and has a delicate, not seen...