Potassium Dichromate. observed during the workshop at Manu Academy, Vivek Vihar, Itanagar, Arunachal Pradesh, India.
With Foldscope instrument it is amazing to observe the particles which are hidden from naked eye.
With instruction from my mentor Dr Pebam Munindro Singh, I started my trial observation of some crystals with Foldscope. It’s beautiful, exciting, thrilling and taken into the world of curiosity.