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M708 Grape Chalcedony

M708 Grape Chalcedony


This is a beautiful specimen of Grape Chalcedony from the Mamuju area of Sulawesi Barat Province of Indonesia.  The lovely botryoidal cluster of tiny green grapes is also known as Manakarra Stone or Grape Agate.  It has numerous pretty darker green colored “grapes” with lighter purple ones in different areas and is all natural.  The beautiful Grape Chalcedony measures nearly 3 1/2″ x almost 2 3/8″ x 1 3/4″.  Simply, just amazing!

In stock


Chalcedony is a cryptocrystalline form of silica, composed of very fine intergrowths of the minerals quartz and moganite. Chalcedony has a waxy luster, and may be semitransparent or translucent. It can assume a wide range of colors, but those most commonly seen are white to gray, grayish-blue or a shade of brown ranging from pale to nearly black.

Additional information

Weight1.00 lbs
Dimensions3.5 × 2.375 × 1.75 in

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