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Obsidian Black Stone

سعر فوب

أحصل على آخر سعر

- Minimum Order

بلد:

Guatemala

نموذج رقم:

سعر فوب:

(قابل للتفاوض) أحصل على آخر سعر

الموقع:

سعر الحد الأدنى للطلب:

الحد الأدني للطلب:

تفاصيل التغليف:

موعد التسليم:

القدرة على التوريد:

نوع الدفع:

مجموعة المنتج :

الاتصال الآن

Cominera co

Guatemala

عضو مجاني

الشخص الذي يمكن الاتصال به Mr. gab

3a., Teculutan, Guatemala

الاتصال الآن

مواصفات المنتج

الوصف

Black obsidian stone, for use in jewelry. What is ?: obsidian black rock is a volcanic glass sometimes called, is a volcanic igneous rock belonging to the group of silicates, with a chemical composition of aluminum silicates and a large percentage (*0% or higher) slicos oxides. Its composition is similar to granite and rhyolite.

Obsidian is not a mineral, because it has a well defined chemical composition. Often it is classified as a Mineraloid. Hardness on the Mohs scale is 5 to 5.5. Its specific gravity is 2.6. The conchoidal fracture surface is, ie curve.

Its color is black, but may vary according to the composition of impurities from very dark to light green, reddish and be veined white, black and red. The iron and magnesium the color from dark green to dark brown. It has the quality to change its color depending on how cut. If you cut parallel its color is black, but cut perpendicularly color is gray.

We have SGS, brown colors black rock. Delivery as requested by buyer......

بلد:	Guatemala
نموذج رقم:	-
سعر فوب:	(قابل للتفاوض) أحصل على آخر سعر
الموقع:	-
سعر الحد الأدنى للطلب:	-
الحد الأدني للطلب:	-
تفاصيل التغليف:	-
موعد التسليم:	-
القدرة على التوريد:	-
نوع الدفع:	-
مجموعة المنتج :	-