Mohs hardness scale, pocket-sized w/ diamond (5 - 10)

The Mohs scale of mineral hardness is a helpful tool when identifying minerals.It is based on the ability of one natural sample of mineral to visibly scratch another mineral. Standard scale including nine reference minerals in well-sized samples and a steel pin with diamond splinter. Delivered in a sturdy wooden collection box. Handcrafted at Dr. F. Krantz, Bonn, Germany.  How do you use a Mohs scale? Watch on Youtube!Size/box: 23 x 13 x 6 cmSize minerals: approx. 3 x 4 cmAdditional identification tools: magnet, file, splitting knife, streak plate and instructions.Colors in product pictures may differ from those of the original product due to technical reasons.Our pictures are reference only, upon purchase you will receive one product of equivalent quality.

Mohs hardness scale in pocket size!Three metal rods are fitted with six conically cut mineral tips. The following hardness grades are included: 5 - 6 - 6.5 - 7 - 8 - 9.The degree of hardness is engraved on each pen.Comes in a black leather pouch with instructions.For technical reasons, the colors in product photos may differ slightly from those of the original product.Our images are for reference only; when you purchase, you will receive an item of equivalent quality.

The Mohs scale of mineral hardness is a helpful tool for identifying minerals.Standard Mohs scale with nine reference minerals, a white streak plate, and instructions.Delivered in a sturdy wooden collection box.Handcrafted at Dr. F. Krantz in Bonn, Germany.How to use a Mohs scale? Watch on Youtube!Measures: 18.5 x 11.5 x 5.5 cm (7 x 4.5 x 2.2 inches)Size of minerals: approx. 2.5 x 3 cm (1 x 1.2 inches) Colors in product photos may vary slightly from those of the original product due to technical reasons. Our images serve as a reference; when you purchase, you will receive a product of equivalent quality.

Mohs' hardness scale is a tool used to determine the hardness of minerals.Small Mohs scale with reference minerals ranging from hardness 1 to 9, a white streak plate, and an explanatory list along with instructions.Delivered in a fanned plastic display case.Handcrafted at Dr. F. Krantz, Bonn, Germany.How do I use a hardness scale?Mineral size: approx. 2 x 2 cmCollection box: 22 x 7.5 x 3 cmDue to technical reasons, colors in product photos may vary slightly from those of the actual product.Our images are for reference only; upon purchase, you will receive a product of equivalent quality.