(Mg, Fe)7Si8O22(OH)2?

[cellboy]

Where have I been on this one? Someone's dating profile asks
Are you (Mg, Fe)7Si8O22(OH)2?

LOL!!

http://www.galleries.com/minerals/silicate/cummingt/cummingt.htm

Comments

[loves-gay-sex.livejournal.com]

I don't know what "(Mg, Fe)7Si8O22(OH)2" means.