I’s a Sodium Manganese Calcium Silicate Hydroxide with formula: Na(Mn, Ca)2Si3O8(OH).The hardness is 4.5-5 Is the most famous minerals found at the Mont. St. Hilaire, Quebec, Canada. The color is orange- pink ,often included and hard to find in facet gem. A truly collector stone!
Size: 9.3x9.3x5.1 mm.
Weight: 3.38 ct.