Brought to you by SIDEWINDER MINERALS
RUBELLITE TOURMALINE Crystals on Quartz, Cruzeiro Mine, Brazil (rock2001-1)
$250.00
TOURMALINE, variety RUBELLITE on Quartz. Three, translucent crystals with cranberry red color. Luster is vitreous. Sides are striated. The longest crystal is 1.2 inches in length. From the famous Cruzeiro Mine in Brazil.
This piece is from the collection of Roger Maynard. Roger is a friend and was a long-time geologist with the US Geological Survey in New Mexico.
RUBELLITE is the red, lithium-rich variety of the Tourmaline group. It is a sodium, lithium, aluminum, boro-silicate mineral. The crystal system is Trigonal. Hardness is 7 – 7.5 on the Mohs scale.
Location: Cruzeiro mine, São José da Safira, Minas Gerais, Brazil
The Cruzeiro Mine is one of the most important gem and specimen mines in the world. It has been mined for tourmalines and other mineral specimens since the 1950’s. There are at least five distinct pegmatites worked in the mine.
Specimen size: 1.8 x 0.8 x 0.8 inches
Specimen weight: 15 grams (0.5 ounces)
SOLD 0ONLY 1 LEFT
| Weight | 10 oz |
|---|---|
| Dimensions | 5 × 5 × 5 in |
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BJ-rock2001-1
South America, Tourmaline aluminum, brazil, cruzeiro mine, crystal, elbaite, lithium, silicate, sodium, tourmaline, translucent, trigonal
$115.00
Beautiful cluster of green TSAVORITE which is a variety of GROSSULAR (Garnet). The translucent Tsavorite crystals are on a matrix of silvery Graphite. The largest Tsavorite crystal is 0.4 inches. Green color is from traces of chromium. Luster is vitreous. This specimen is from the type locality of Merelani Hills, Tanzania.
AVAILABILITY: 1 in stock
$123.00
Tsavorite Garnet
From Merelani Hills, Simanjiro District, Manyara Region, Tanzania
$45.00
Interesting combination of three minerals. Bournonite is more appreciated towards the back of the specimen with pyrite inclusions. Also, nice quartz inclusions with defined shape. Coming from Ancash, Peru.
Location:
Huallanca
Huallanca Dist., Bolognesi Prov.
Ancash
Peru
Size:
L: 5.3 cm W: 3.0 cm H: 4.6 cm
Brought to you by KQ Minerals / Cowboy Crystals
-Keith Hayes Collection
$165.00
Two blue, translucent TOURMALINE, variety ELBAITE, crystals with pink LEPIDOLITE Mica from the famous Cruzeiro mine in Brazil. Minor white Calcite. Luster is vitreous. The longest crystal is 1.2 inches. This specimen is thumbnail size as it fits in a 1.25 inch perky box. Pictures are with and without a direct light on the side of the crystals to show the blue color and translucency.
AVAILABILITY: 1 in stock
AVAILABILITY: 1 in stock
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