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Amber (fossil resin)

Chemical formula: C10H16O (succinite), bears succinic acid (3-8%), common fossil remnants of flora and fauna (mostly insects).
Colour: from almost colourless through yellow, red, brown, bluish to black (rare). Most common are yellow and orange ("amber") colours of various saturation, what depends on th admixture of the organic pigments. 
Hardness: 2 - 3 according to the Mohs's scale, sometimes as low as 1,5. Brittleness varies significantly. The values of the absolute hardness varies for succinite from 17.66 to 38.40 kg per sq mm, for the "bone" amber 20 kg per sq mm, for "bastard" amber 25 kg per sq mm, for Carpathian amber 26 kg per sq mm. Melting temperature of succinite is 340 to 360°C.
Density: 1.07 +/- 0.2; plastic.
Cleavage: absent.
Transparency: from transparent to opaque.
Shine: glassy, resinous, fatty.
Refractive indice: n = 1.540

Displaying 1 to 10 (of 29 articles) Result Pages:  1  2  3  [Next >>] 
Below is a list of articles with the most recent ones listed first.
eBay is flooded with fake amber Topic: About Amber
There were numerous reviews guides about fake Baltic amber coming from China. First of all, I would not have anything against them if they would not use word Baltic amber keyword in their item description.
Real Amber vs. Fake Topic: About Amber
I just got took. I should have known. Fake amber is not hard to make. It can be made from heating colored plastic, using copal not nature amber or other modern polymers.
Amber Room - the authentic story Topic: About Amber
Amber Room - the authentic story
Not forever Amber Topic: About Amber
Not forever Amber
REBIRTH OF " THE EIGHTH MIRACLE OF WORLD " Topic: About Amber
REBIRTH OF " THE EIGHTH MIRACLE OF WORLD "
AMBER FOSSIL RESIN Topic: About Amber
AMBER FOSSIL RESIN
Lithuanian amber Artifacts in the Middle of the First Millenium Topic: About Amber
Audrone Bliujiene: "Lithuanian amber Artifacts in the Middle of the First Millenium and their Provenance Within the Limits of Eastern Baltic Region"
KESTUTIS Topic: About Amber
KESTUTIS
PALANGA AMBER MUSEUM Topic: About Amber
PALANGA AMBER MUSEUM
Amber collecting regulations in coastal Lithuania until the midd Topic: About Amber
Amber collecting regulations in coastal Lithuania until the middle of the 19 th. c.
Displaying 1 to 10 (of 29 articles) Result Pages:  1  2  3  [Next >>] 
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