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.
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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.
