
Garnet crystal from Santorini

Garnet crystal from Santorini

Green garnet crystal from Palia Kameni island at Santorini

Quartz crystal from a rhyolithe from Acrotiri

Quartz crystal from a rhyolithe from Ia

Quartz crystal from Athinios port

Rosasite crystals from a dolomite at Athinios port

Rosasite crystals from a dolomite at Athinios port

Rosasite crystals from a dolomite at Athinios port

Galena PbS from Athinios port on Santorini island

A cerussite covered galena crystal from Athinios port

Galena and quartz from Athinios port

Galena and quartz from Athinios port

Zeolithe from Santorini

Zeolithe (natrolithe) from Ia / Santorini

Zeolithe (natrolithe) from Ia / Santorini

Zeolithe (natrolithe) from Ia / Santorini

Zeolithe (natrolithe) from Ia / Santorini

Zeolithe from Acrotiri / Santorini

Natrolithe from Megalochori on Santorini island

Opal from a rhyolithe of Acrotiri

Hyalithe / glass opal from Ia

Opal from pillow lavas of Acrotiri

Calcedonia from Thira

A calcedonia containing rhyolithe from Acrotiri

Baryte crystals from a fumarole of Nea Kameni volcano island

Sulfur crystals from the fumaroles inside Georgios crater on Nea Kameni island

Sulfur crystals from the fumaroles inside Georgios crater on Nea Kameni island

Ore from Amouthi bay near Ia

Talc from the Plaka bay near Megalochori on Santorini island

Gypsum and crude oil from the quarry of Thira town

Gypsum and crude oil from the quarry of Thira town

The best pyroxene crystal I have ever found on Greek volcanoes. About 4 cm! I discovered it 2006 near Ia village
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