Aragonit / Calcit Tropfstein Anhänger - Handarbeit highlight Hand-polished end piece of a

Hand-polished end piece of a fossil snail of the genus Trochactaeon

the special thing about this opal is the dendrites

Handmade pendant made of snowflake obsidian

Estremoz marble has been used for art and architectural purposes since antiquity

Aragonit / Calcit Tropfstein Anhänger - Handarbeit highlight Hand-polished end piece of aStone pendant made of a stalactite calcareous sinter with a sterling silver eyelet and a dyed silk ribbon. Stalactites and stalactites form in caves and crevices when lime rich groundwater trickles through the cave ceiling. The water evaporates, and the lime and other minerals settle, forming stalactites over millennia. The cross section of a stalactite often reveals clearly visible growth bands. The varying colors of calcareous sinter are caused by