Thomsonite on Stilbite | Barras-Gautier-Min.https://static.wixstatic.com/media/daf8af_dad2a472caa64814821b669cb597a299~mv2.jpg/v1/fit/w_500,h_500,q_90/file.jpg Dimension: 7.2 x 5cm Origin: Nasik, Maharashtra province, India Very homogeneous and flawless color for this perfect Thomsonite ball on Stilbite .. (diameter 3cm) Dimensions without the acrylic base, which is supplied with the mineralogical specimen. The sample is not glued to its base (flexible mastic).