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you can see they are hollow inside
a type of feldspar commonly associated with black tourmaline
with crystals protruding out in all directions
It can cause the hydroxyapophyllite crystals growing over it to glow a faint red—try it in a dark room
Hydroxyapophyllite specimens are somewhat delicate and may shed pieces
Dolomite snowflake (dolomite ps. after aragonite) Magnetite you can see they areLocale: Roswell, New Mexico Approx dimensions: 1. 5 x 1. 25" Approx weight: 85g 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
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