AFR rock ?

aa battery · Mar 23, 2014

found this

aa battery · Mar 23, 2014

another pic

StoneWhisper · Mar 23, 2014

Nice cubic structure.. Could be a forum of sulfide mainly Sphalerite, Greenockite

aa battery · Mar 23, 2014

StoneWhisper said:
Nice cubic structure.. Could be a forum of sulfide mainly Sphalerite, Greenockite

thanks for the reply :thumbsup:

Eu_citzen · Mar 24, 2014

Do a hardness test as well. Could be a poorly crystallized garnet.

aa battery · Mar 24, 2014

Eu_citzen said:
Do a hardness test as well. Could be a poorly crystallized garnet.

ok but this is all new to me

Eu_citzen · Mar 25, 2014

Try scratching it with a knife, check under magnification to see the scratch.

aa battery · Mar 25, 2014

Eu_citzen said:
Try scratching it with a knife, check under magnification to see the scratch.

will do