libutron:

Coyamito Agate Pseudomorph | ©Uwe Reier
Rancho Coyamito Norte, Mexico (2013).
Pseudomorphs in agate are quite rare but do occur in nodular agates from various locations, usually as a calcite or aragonite replacement. 
livertaker:

i’ve been making a lot of comics about being okay in the last few months, and this is one of them
nitrogen:

(18+)
nitrogen:

(18+)
nitrogen:

(18+)
nitrogen:

(18+)