it can be susceptible to scratches and damage from chemicals

They don't take away from how interesting this piece is

Minas Gerais

This is a strand of lemon yellow Opal beads with an overall length of 38 cm (15 inches)

the same year commercial mining of ammolite began

Northwest Africa NWA Meteorite | 11 Piece Lot | 8 Grams | Tumbled Individuals | Sahara | SO24 Gormanite it can be susceptible toThis is lot of small tumbled individual NWA unclassified meteorites from the Sahara Desert. Because they have been tumbled, you can clearly see the metal within the specimens. The total weight of the lot is 8 grams and the meteorites range in size from 9 to 17 mm. This never classified North West Africa stone was found in the Sahara desert around 2000. These small individual specimens are great as teaching tools in the home or in the classroom, or as