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Know your minerals                                                                                                                                                      More

SCIENCE POSTER ~ MINERALS AN INTRODUCTION Crystals

Poster of rock & minerals, showing classification. I NEED this for my room. That way I can dream about earths materials in my sleep. - blast of color which makes it easy to fall in love with rocks!

Birthstones By Month Infographic

Birthstones By Month Infographic

♦◊ Gems ◊ Stones ◊♦ An infographic guide to each month’s birthstone. The most interesting facts about the stone or gem symbols about the month you were born.

Gartrellite, lime green (lead /iron/copper/ arsenic) on Carminite, brownish red (arsenic /iron/ cobalt /copper/ lead /aluminum)

Gartrellite - lime green (lead /iron/copper/ arsenic) on Carminite, brownish red (arsenic /iron/ cobalt /copper/ lead /aluminum)

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2ef7b9ee300d20afde51b13fa67fefc9.jpg (236×205)

Opalo.

Blue Boulder Opal Specimen [ ] polished Boulder Opal specimen , from the Hammond Mine , Yappra Opal area near Quilpie, Queensland , Australia

Malachite

These are all mineral specimens that I own. Most I purchased at various gem & mineral shows.

Langite, very unusual and rare mineral (secondary copper mineral formed from the oxidation of copper sulphides) Color: Blue Greenish blue ; Hardness: 21/2 - 3 ;  Monoclinic B-

Langite, very unusual and rare mineral (secondary copper mineral formed from the oxidation of copper sulphides) Color: Blue Greenish blue & Hardness: - Monoclinic B-

This is a gorgeous prase quartz specimen featuring amazing colour, lustre and composition. from Serifos Island, Greece

This is a gorgeous prase quartz specimen featuring amazing colour, lustre and composition. from Serifos Island, Greece

Fluorite // Namibia

now that's a multi MULTI colour Fluorite of exceptional cubic form, with a lovely strong light behind.

Rhodonit Mn 2+ SiO3 9.DK.05 Rhodonit-Gruppe 9: SILIKATE (Germanate) D: Inosilikate K: Inosilikate mit 5-periodischen Einzelketten

Red Cinnabar The distinction between a mineral and a gemstone is not always well-defined. In general we can say that an attractive mineral will find use as a gemstone only if it is sufficiently hard and durable to be set in jewelry

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