what color is greenockite... how hard is it,,,its use....is it hard to find?

Answer 1

Greenockite CdS
Cadmium Sulfide extremely rare " gren uk it "
record crystal only half an inch found in scotland in 1810
originally thought to be sphalerite
Greenockite found in the tin veins of Llallagus, Bolivia.
some have been found with prehnite in cavitiesin the pillow basalts of New Jersey mainly around Paterson, Passaic County
Its interest is exclusively scientific
found in Scotland, Austria, Czechoslovakia, Greece, and the U.S.A
are you familiar with the Mineralogical Record
http://www.minrec.org/
A wealth of information great magazine
or Gems and Gemology
http://www.gia.edu/gemsandgemology/70/section_main_page.cfm

oh thanks for the points

Answer 2

Greenockite - Cadmium Sulfide

Check the folloeing sites:
Chemistry - http://webmineral.com/data/Greenockite.shtml

http://www.galleries.com/minerals/sulfides/greenock/greenock.htm
http://www.hmag.gla.ac.uk/John/huntmin/greenock.htm
http://www.mindat.org/min-1746.html

Answer 3

Its yellow and white its pretty rare
It looks like this:
http://www.galleries.com/minerals/sulfides/greenock/greenock.jpg
Its hardness is 3-3.5 on the Mohs scale which is explained here:
http://en.wikipedia.org/wiki/Mohs_scale_of_mineral_hardness