Dolomite snowflake (dolomite ps. after aragonite)

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Description

Dolomite snowflake (dolomite ps. after aragonite)Locale: Roswell, New Mexico Approx dimensions: 1. 75 x 1" Approx weight: 131g These unusual pseudomorphs of dolomite after aragonite have earned the name snowflake because of their hexagonal shape which is often striated to give the mineral an appearance like a chunky snowflake. Pseudomorph means the mineral initially grew as aragonite, and then through geological processes the aragonite was replaced with dolomite. The new mineral will retain the

5 x 3 x 3"

There are some very small calcite crystals sprinkled on the piece

or simply unfortunately (or… fortuitously

the selenite fluoresces an icy blue color in patchy areas of the back

152g J 2

it has intriguing patterns on all faces

There is a flaky thin off-white mineral overgrowth covering a lot of the specimen

leaving some hollow honeycomb-like structure between the points and matrix

This smaller freeform piece of garden quartz has red-brown and dark green chlorite

This piece has relatively weak reaction compared to many

There is a small piece of smoky quartz on one side of the piece

Approx dimensions: 3 x 1