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Lardite , aventurine




lardite 1 2

Large , mele

large - grained

larry

laser drill hole ,

lasques ,

lat yay

latent cavity

lathe

lattice () crystal ~ space ~

lavender amethyst ring

lavishly decorated -

law:~ of constancy of interfacial angles ~ of refraction ~ of symmetry albit twin ~ twin ~

lawsonite ( ) ,

Lazule, lazuli lapis-lazuli

lazulite (- ) ,

lazurite lapis - lazuli calcium ~

l - bar

leaching cyanide ~

lead

lead () (, )

leaded glass -

leaf - shaped -

leaf

lean - to ( )

leather pad -

leather strap -

ledge

left - handed ( )

leg ( ) ( )

lemniscate

lengthen

Leonite , tibetan quartz

lepidocrocite ,

lepidolite ( , )

leucite ( ) , ,

leucophanite ( , ) , -

leucophoenicite

level ~ down

leveling

lever - ( ) haze

liebenbergite ( )

lifetime

light 1 , 2 3 black ~ polarized ~ reflected ~ refracted ~

light leaded ~

lighten (, )

light - gage sheet

lighting

lightness

lightweight

lignite

ligurite

Lime aragonitic ~ aragonite

limit clearance ~ set a ~ tolerable ~

limitation

limited

Lin

linarite ( )

line

line: becke ~ () bright ~ , () conjugation ~

linen: fossil ~ ,

liner

link ,

link

link bracelet ,

liquefaction

liquid

liquidus

liquidus ~ river ~ ( ) solidus ~

liquidus temperature

lisbon cut

load

loam moulding loam sand

lock - ()

lock with a cotter -

locket

locket

lodranite

logwood

looking glass locket

loosen () loosening () loss burning - burn - off - burnout - shrinkage - machine

love - arrow

lower girdle facets ( )

ludlamite ( , , )

luminous gold ,

luster , adamantine ~ () brilliant ~ dull ~ () earthy ~ glassy ~ greasy ~ metallic ~ pearly ~ pitchy ~ resinaceous ~ satiny ~ () soapy ~ submetallic ~ - subvitreous ~ - vitreous ~ waxy ~

lusterless ( )

lustre ,

lustrous -

luxurious creations -

luxury -

lyd (d) ite ,

lynx - stone ()

lyophile

M

machining

mackle, macle 1 ( )2 3

mackles ,

macled

macro - axis ()

macrocrystalline

made of gold -

magic of gem - ,

magnesite ( ) , -





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