硫黄
acid
black
brimstone
brittle
closeup
cluster
collect
colorful
crystal
element
excavated
fragile
fumarole
gas
gem
geological
geology
industry
isolated
light
manufacturing
mined
mineral
multivalent
native
natural
nonmetallic
odorless
ore
pointed
powdery
power
precious
pure
reflection
reflective
rock
sample
shiny
smell
specimen
stone
sulfur
sulfuric
tasteless
translucent
volcanic
volcano
yellow