steatite
noun
ste·a·tite ˈstē-ə-ˌtīt 
1
: a massive talc having a grayish-green or brown color : soapstone
2
: an electrically insulating porcelain composed largely of steatite
steatitic
ˌstē-ə-ˈti-tik
adjective 
Word History
Etymology
Latin steatitis, a precious stone, from Greek, from steat-, stear
First Known Use
1794, in the meaning defined at sense 1
- microclimates
- microclimatic
- microclimatologic
- microclimatological
- microclimatologies
- microclimatologists
- microclimatology
- microcline
- microcline green
- microclines
- micrococcaceaes
- micrococcal
- micrococci
- micrococcus
- micrococcuses
- micrococcusses
- microcode
- microcoded
- microcodes
- microcoding
- microcoleoptera
- microcolorimeter
- microcolorimetric
- microcolorimetry
- microcommunity