Crystallized raw mineral

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Showing 49-60 of 89 item(s)

Celestina - mineral en bruto - madagascar

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Celestite – raw mineral – Madagascar

Cristalljoia

CEL.1MB01cx04A17

€6.00

Celestine - Rough mineral - Madagascar 40 years of history Crystals-Rock Shop at the center of Barcelona and online Celestine or celestite is a strontium sulfate mineral found in the form of prismatic crystals or fibrous masses. It is characterized by its light blue color and its vitreous luster. Celestite or celestite is known for its beauty and rarity,...

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Grape chalcedony – crystallized mineral

Cristalljoia

CDR.1MC03cx02D08

€18.00

Grape chalcedony - Crystallized mineral 40 years of history Crystals-Rock Shop at the center of Barcelona and online Chalcedony is a mineral of silica, before it was considered a variety of quartz, currently it is considered a mixture of quartz with moganite. The chalcedony is formed from the precipitation of silicates in groundwater or on the earth's...

Calcita azul - mineral en bruto – méjico

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Blue calcite – raw mineral – Mexico

Cristalljoia

CAZ.1MB05cx05F16

€3.50 €7.00

Blue calcite - rough mineral - Mexico 40 years of history Crystals-Rock Shop at the center of Barcelona and online Calcite is a calcium carbonate (CaCO3) mineral found in nature in a wide variety of shapes and colors. It is one of the most abundant minerals in the Earth's crust and can be found in sedimentary rocks, such as limestone, and in in rock...

Calcita orquidea - mineral en bruto - méjico

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Orchid calcite – raw mineral – Mexico

Cristalljoia

CAQ.1MB04cx05D16

€3.50 €7.00

Orchid calcite - Rough mineral - Mexico 40 years of history Crystals-Rock Shop at the center of Barcelona and online The hardness of calcite is 3 on the Mohs scale. The Mohs scale is a measure of the hardness of minerals and ranges from 1 (the softest) to 10 (the hardest). Calcite is on the softer side of the scale, so it can be easily scratched or...

Calcita miel - mineral en bruto - méjico

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Honey calcite – raw mineral – Mexico

Cristalljoia

CAM.1MB04cx05E16.

€11.00

Honey calcite - Rough mineral - Mexico 40 years of history Crystals-Rock Shop at the center of Barcelona and online Hi there are various calcite jaciments from Asia, incloent: Xina: Xina is one of the major producers of minerals al mon and compta with various calcite jaciments. India: India is coneguda with its examples of calcite in the form of...

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Chalcopyrite – raw mineral – Mexico

Cristalljoia

CAL.1MB02cx05B18

€6.00

Chalcopyrite - Rough mineral - Mexico 40 years of history Crystals-Rock Shop at the center of Barcelona and onlineChalcopyrite is a disulfide of iron and copper that occurs as crystals or compact masses. It is a yellow or yellowish-green mineral, and its luster is metallic. Chalcopyrite is one of the most important copper ores and is widely used in the...

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Calcite geode

Cristalljoia

CAG.1G1cx2DD06

€7.00

Calcite geode - Crystallized mineral 40 years of history Crystals-Rock Shop at the center of Barcelona and online Calcite geodes are spherical or sub-spherical structures that form when calcium accumulates inside a cavity in a rock. Calcite it is a common mineral found in a variety of forms in nature, including geodes. The formation process of a calcite...

Calcita roja - mineral en bruto - méjico

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Red calcite – raw mineral – Mexico

Cristalljoia

CAA.1MB06cx05D17

€11.00

Red calcite - Rough mineral - Mexico 40 years of history Crystals-Rock Shop at the center of Barcelona and onlineCalcite is very common and has a wide distribution throughout the planet, it is estimated that approximately 4% by weight of the earth's crust is calcite >.It has a huge variety of shapes and colors. It is characterized by its relatively low...

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Bronzite – raw mineral – Brazil

Cristalljoia

BRZ.1MBO4cx05B16

€3.00 €6.00

Bronzite - rough mineral - Brazil 40 years of history Crystals-Rock Shop at the center of Barcelona and online The bronzite is an iron ore of the group of orthopyroxenes, a variety of enstatite with some iron, although not as much as hypersthene, belonging together with these two others to the orthorhombic series of the group. In the variety of...

Ágata blanca opalizada - mineral en bruto

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White opalized agate – raw mineral

Cristalljoia

Abo.1mbg6e

€6.00

Raw mineral opalized white agate 40 years of minerals, Crystals-Rock Shop center of Barcelona and online Agate has been valued since ancient times for its beautiful colors and patterns. In Greek mythology, agate was believed to have healing powers and protect its wearers from lightning strikes and disease. In the Middle Ages, agate was believed to...

Azurita- mineral cristalizado- marruecos

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Azurite – crystallized mineral – Morocco

Cristalljoia

AZM.1MC05cx02D11

€17.00

Azurite; crystallized mineral; Brazil 40 years of history Crystals-Rock Shop at the center of Barcelona and online Azurite is a copper mineral with an intense blue color, formed from the oxidation of copper minerals. Azurite azurite is found in copper deposits and is commonly used in the mining industry to identify the presence of copper ores.<...

Ambligonita azul- mineral en bruto- brasil

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Blue amblygonite – raw mineral – Brazil

Cristalljoia

AZB.1MB05cx05C14

€23.00

Blue amblygonite; rough mineral; Brazil 40 years of history Crystals-Rock Shop at the center of Barcelona and onlineAmblygonite is a class 8 mineral (phosphate minerals) of the Strunz classification. It was discovered in 1818 in Saxony by August Breithaupt inside pegmatite rocks, in which it was associated with tourmalines and topazes. The name...

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