60g Cleaved Galena Cluster Silver Colour Pure Crystal Tough Collectible Mineral Gemstone Specimen – Morocco

Worth: $12.95
(as of Jun 08,2021 14:37:33 UTC – Particulars)

All our minerals and crystals are rigorously measured with digital measuring devices that present the excessive accuracy of numbers/values!
You’ll obtain precisely this Galena Cluster – 29mm x 27mm x 14mm / 1 1/8 x 1 1/16 x 9/16 Inches; 60g / 2.1 oz (see photograph, the images are taken below shiny mild, stand not included)!
Galena is a lead sulfide mineral with a chemical composition of PbS. It’s the world’s major ore of lead and is mined from a lot of deposits in lots of international locations. It’s present in igneous and metamorphic rocks in medium- to low-temperature hydrothermal veins. In sedimentary rocks it happens as veins, breccia cements, remoted grains, and as replacements of limestone and dolostone.
Galena could be very simple to establish. Freshly damaged items exhibit excellent cleavage in three instructions that intersect at 90 levels. It has a definite silver shade and a shiny metallic luster. Galena specimens might tarnish when uncovered to air, turning into boring in luster. Freshly cleaved specimens exhibit a robust metallic luster, however over time the luster turns extra boring, though nonetheless metallic. The tarnish may be eliminated by scrubbing the specimen with water and delicate cleaning soap.
Galena specimens have to be taken care of extra so then different minerals. They’re simply broken, and properly fashioned crystals might shatter into small crystal fragments if put below slight stress or dropped, so care must be taken when dealing with and transporting Galena specimens. Formulation: PbS; Color: Lead-grey; Hardness: 2½;
(The above data is offered solely for informational function. Kindly notice that each one stones are supplied for ornamental functions solely. Please, deal with your stones with nice care, don’t grind or crumble them, don’t dip or add them into your meals or drink, don’t use any components of them in any elixirs, potions, lotions and many others. At all times ensure you wash your arms earlier than and after working together with your crystals.)