Gem Minerals
Catalog # 470151-154
Supplier: GEOSCIENCE INDUSTRIES INC SE
Specifications
- Descripción:Gem Minerals
- No. of Samples:15
- Referencia:470151-154
- Nº de proveedor:1460 + PKG
Specifications
About this item
Observe and compare gem minerals
Students observe and compare 15 colorful rough gem minerals which illustrate semi-precious stones having commercial value. Samples are approximately 1 1/2"" x 1 1/2""
The set is housed in a compartmented box with an identification list.