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Additional
Heliotrope (mineral)
English Wikipedia - The Free Encyclopedia
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Heliotrope (mineral)
The mineral aggregate
heliotrope
, also known as
bloodstone
, is a variety of jasper or
chalcedony
(which is a
cryptocrystalline
mixture of
quartz
). The "classic" bloodstone is green jasper (chalcedony) with red
inclusion
s of
hematite
.
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