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John Trinchillo

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Calcite (Cobalt-rich) image

Calcite (Cobalt-rich)

John Trinchillo

Sulfur image

John Trinchillo

1

Erythrite image

John Trinchillo

Phosphophyllite image

Phosphophyllite

John Trinchillo

2

Fluorite image

John Trinchillo

Aquamarine image

John Trinchillo

Tanzanite image

John Trinchillo

Rhodochrosite image

John Trinchillo

Gold on Quartz matrix image

Gold on Quartz matrix

John Trinchillo

Rhodochrosite image

John Trinchillo

Tourmaline image

John Trinchillo