Brought to you by SIDEWINDER MINERALS
RUBELLITE TOURMALINE Crystal, Cruzeiro Mine, Brazil (rm20-9)
Original price was: $930.00.$875.00Current price is: $875.00.
TOURMALINE, variety RUBELLITE. Single, translucent crystal with cranberry red color. One end is terminated. Luster is vitreous. Sides are striated. The crystal is 1.9 inches in length. Pictures show with and without a light on the side to illustrate the translucency. 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: 1.9 x 0.5 x 0.5 inches
Specimen weight: 14.5 grams (0.5 ounces)
SOLD 0ONLY 1 LEFT
| Weight | 10 oz |
|---|---|
| Dimensions | 5 × 5 × 5 in |
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Refunds need to be requested within 2 days of receipt of your purchased item. Once the refund has been approved and we receive the item back from you within 2 weeks, then the funds will be reimbursed.
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BJ-rm20-9
South America, Tourmaline aluminum, brazil, cruzeiro mine, crystal, elbaite, lithium, silicate, sodium, tourmaline, translucent, trigonal
$180.00
Beautiful Rhodochrosite piece from South Africa. Looks nice on display.
Location:
N’Chwaning II Mine, Kuruman
Kalahari Manganese fields,
Northern Cape Prov.
South Africa
Size:
L: 3.0 cm W: 1.5 cm H: 4.0 cm
Brought to you by KQ Minerals / Cowboy Crystals
-Keith Hayes Collection
Original price was: $375.00.$320.00Current price is: $320.00.
Beautiful REALGAR crystal from a classic location in 1992. Brilliant red color with a good termination on one end. The crystal is 1.3 inches in length. Realgar is light sensitive. Realgar is an arsenic sulfide mineral. 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.
AVAILABILITY: 1 in stock
Original price was: $35.00.$30.00Current price is: $30.00.
TOURMALINE, variety DRAVITE. Large, dark brown crystal. Muscovite coats what appears to be a small Dravite crystal on the terminated end of the main crystal. Luster is vitreous. Sides are striated. The crystal is 1.6 inches in length. From the Power’s Farm location in New York, famous for its Dravite and Schorl Tourmalines.
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.
DRAVITE is a dark brown to black variety of the Tourmaline group. It is a sodium, magnesium, aluminum, boro-silicate mineral. The crystal system is Trigonal. Hardness is 7 on the Mohs scale.
Location: Power’s Farm, Pierrepont, St. Lawrence Co., New York, USA
Specimen size: 1.6 x 1.1 x 0.9 inches
Specimen weight: 55 grams (1.9 ounces)
AVAILABILITY: 1 in stock
Original price was: $200.00.$180.00Current price is: $180.00.
Cross section of a RHODOCHROSITE STALACTITE from the famous Capillitas mine in Argentina. Since most of the Rhodochrosite from this mine is sold to make jewelry, it is priced according to weight. This piece weighs 25 grams. At US$8 per gram, the price is $200. Three years ago, the mine was taken over by the government to mine silver and copper. No more Rhodochrosite will come from this mine.
AVAILABILITY: 1 in stock
Original price was: $75.00.$65.00Current price is: $65.00.
Beautiful Carnelian OBELISK carving. Cut and polished to show off the banding in the Carnelian Agate. Dark red and white color. Height is 6.0 inches. The Carnelian is from Brazil. From the collection of Bruce Brown (Denver, Colorado).
AVAILABILITY: 1 in stock
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