Both Scottyite and Lavinskyite were described only recently. These two minerals always occur together in the same matrix, sugilite, and can be seen as the blue spots in the specimen. Under magnification, Scottyite can be identified as the more granular mineral while Lavinskyite tend to look platy.
Scottyite, Lavinskyite in Sugilite
Lavinskyite, Scottyite, Sugilite
Wessels Mine, Kalahari Manganese Fields, Northern Cape, South Africa