Mineralogy: Quiz 3

Quiz of 10 specimens to test your mineral identification skills. Important non visual criteria are identified for you.

[@jakujaks9413]

i guess #2 is corund and #4 is fluorite #6 calcite, #7 smithsonite, #8 dolomite,

[@harshitasharma6401]

Sir plz make lacture on optical mineralogy

[@millionairewilson2539]

Where's the cheat-sheet !? 😅