The streak is the colour of a mineral in powdered form, which shows the mineral's true colour. In large solid form, trace minerals can change a mineral's apparent colour by reflecting light in a certain way. This collection contains 10 minerals exhibiting light blue, white, colourless, brown-grey, black, yellow-grey, reddish, brown, greenish-black and brown-gold streaks.

We are manufacturers and suppliers of the Streak Collection (set of 10), serving Algeria, Argentina, Australia, Bahrain, Bangladesh, Belgium, Bhutan, Brazil, Cambodia, Cuba, Cyprus, Denmark, Ecuador, Egypt, Ethiopia, Finland, France, Georgia, Germany, Ghana, Hungary, Iceland, Italy, Japan, Jordan, Kenya, Kuwait, Malaysia, the Philippines, Tanzania and Uganda.