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Looking to surprise that special rock-lover in your life
The stone was first discovered in Sweden in the 1830s
olive green and gray to green
The name “Turritella” comes from the name of the genus of marine gastropod mollusks whose remains are seen within the stone
Blue Lace Agate is a naturally occurring soft blue agate
Madagascar Green Dendritic Opal 10mm Round - 15-16 Inch hps_09142023 Looking to surprise that specialThis variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during the forming of the rock. Opals are hydrated amorphous forms of silica, created when silica hardens within the fissures of other stones.
