Emerald Emerald Emerald is a gemstone and a variety of the mineral beryl (BeAl(SiO)) colored green by trace amounts of chromium and sometimes vanadium. Beryl has a hardness of 7.5–8 on the Mohs scale. Most emeralds are highly included, so their toughness (resistance to breakage) is classified as generally poor. Emerald is a cyclosilicate. The word "emerald" is derived (via and ), from Vulgar Latin: "esmaralda"/"esmaraldus", a variant of Latin "smaragdus", which originated in (smaragdos; "green gem"). Emeralds, like all colored gemstones, are graded using four basic parameters–the four "C"s of connoisseurship: "color", "clarity," "cut" and "carat weight". Normally, in the
Aquamarine (novel) her to Raymond. To explain her acquaintance with them, they present her as a distant cousin. Raymond is awestruck by Aquamarine, with whom he spends the evening happily. Meanwhile, Claire and Hailey begin to embrace their future and rekindle their hope. At 9 o'clock, they take Aquamarine back to the swimming pool. As she leaves, Aquamarine gives Raymond a seashell, by which to contact her by speaking her name into it; she will hear this call regardless of their relative positions. Hailey and Claire sleep together in Claire's soon-to-be-vacant house, which has been made empty of furniture. They have by