Chryosocolla
Chalcedony
Chrysocolla is a kind gem has long been known to the
international market. Even if This gam have a low level of violence, it still
was famous in the world of gems. Chryosocolla often found fused or mixed with
quarz, Azurite, Malachite and chalcedony. When Chryosocolla mixed with quarz or
with Chalcedony hence, the name and the type of stone Chryosocolla violent will
change. On the type of quarz chryrosocolla rock hardness ranges from 2.5 - 3.5
mohs scale while on the type chryosocolla Chalcedony stone reaches level 7 mohs
hardness scale.
Chalcedony chryosocolla type found in several
countries including in Indonesia can be found in the Bacan area, south
halmahera and kasiruta island which are known as the Batu Bacan. Generally there are two Batu Bacan most known by
indonesian public, namely Bacan doko and Bacan palamea. though both precious stones came
from the same island, but both of
these stones have
a different character that we can see
from the kind of colour.
Bacan Doko has a light green color and slightly dark green which commonly called
“Hijau Cincau” by traders, but
when we flash on it use flaslight it will come out bright green
color. The colour of Bacan doko which have a
hijau cincau is usually faster to change than color of
Bacan palamea types that ranging from 3 to 4 months already begun to
change color green from the previous color into slightly darker.
on bacan palamea type the color is turquoise. Crystallization process
becomes clear on
Bacan palamea believed
to be slower than the typpe of
bacan doko.
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