"bouteille de gaz"

Great value for the microscopic study of Feldspar minerals.

Five Types of Cohesiveness

Brazil.

Teach your students how to detect various minerals by their hardness, luster, streak and color.

Add the Color of Fluorescence to Your Studies

Brilliant, colorful display of short and long wave fluorescent minerals will seize your students’ attention. Set contains six specimens, each 1" x 1" average size, stored in a partitioned box with key sheet.

Dive into the colorful world of fluorescent minerals with this all-in-one educational set.

Teach students how to identify minerals with this collection.

Safely prop up flat specimens such as agate or fossils in a thin matrix. The smaller easel supports slabs up to 1/4" thick, the larger easel easily accommodates thicker slabs and crystal plates.

Slab Easel Size: 3"L x 2 1/2"W x 2 1/4"H. Package of four.

Thick Slab Easel Size: 2 1/2"L x 2 1/4"W x 2 3/4"H. Package of four.

Demonstrate the vivid contrasting colors of fifteen specimens when illuminated under shortwave ultraviolet light. Some specimens are also long wave reactive. Specimen average size: 1" x 1". Comes in compartmented box with key sheet.