2016-10-16
Competition #1 for the best Indonesian shop on GOLPERA:

Dear Indonesian stone artisans,

We are pleased to announce a competition #1 for the best Indonesian shop on GOLPERA stone craft marketplace in October 2016.

It's easy to set...

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2016-10-15
Tektite:

Tektites (from Greek τηκτός tēktós, "molten") are gravel-size bodies composed of black, green, brown or gray natural glass formed from terrestrial...

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2016-10-13
Moonstone:

Moonstone is a sodium potassium aluminium silicate.
Its name is derived from a visual effect, or sheen, caused by light diffraction within a microstructure consisting of a regular...

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2016-10-12
Agate:

Agate /ˈæɡət/ is a cryptocrystalline variety of silica, chiefly chalcedony, characterized by its fineness of grain and brightness of color. Although agates may be found in various kinds of...

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2016-10-11
Stromatolite:

Stromatolites (from Greek στρώμα, strōma, mattress, bed, stratum, and λίθος, lithos, rock) are layered bio-chemical accretionary structures...

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