Line panel - streak plate; black, for mineral identification; 1 piece
$1.25
Item number
GEMOL1018165
Chalkboard; black; 1 piece
The simple test to determine the stroke color. A rough ceramic chart, proven for centuries!
Made of ceramic, 45 x 45 x 4 mm.
Picture shows sample.
determination, teaching material, analyze, line color, mineral line, line test, gemstone determination
| shipment-weight, NOT netto weight (kg) | 0.030000 |
|---|