Size: 150 x 90 x 36mm
Includes plastic stand for when microscope not in use
140 x 100 x 25mm (Height x width x depth)
Working temperature range: 10°C~30°C
Ø18mm Die
5x4mm Octagon Cut Tourmaline microscopes Size: 150 x 90 xTourmalines are found in a wide range of colours, pink, green, blue, orange, yellow, brown, black, and colourless. Bi coloured Tourmalines are also common and stones which are coloured pink to green are known as watermelon tourmaline. Tourmalines can also display cat's eye chatoyancy, which is caused by parallel fibres running through the stone.; Tourmaline is found in many countries including Madagascar, Brazil, USA, Burma, Sri Lanka, Botswana and