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Tag Archives: Mineral Monday

The Best Online Pharmacy. Buy Cialis Without Prescription – Orders-Cialis.info

Why buy cialis on the internet is really beneficial for you? So you’ve decided to order cialis and do not know where to start? We can give you some advice. First, ask your doctor for advice in order to properly determine the dosage, when you do that, you need to decide for yourself exactly where […]

The Bornite Identity

Movie puns are obviously the best way to start the week. Well, second best. The best way to kick off this week is Mineral Monday. Bornite is commonly known as Peacock ore, for obvious reasons. The bright iridescence of Bornite (Cu5FeS4) is actually a tarnish on the surface of the mineral. If you cut into […]

Mineral Monday: Bismuth By Request

By popular request (ok, by Rose’s request,) today’s Mineral Monday is bismuth! Bismuth is element number 83 on the periodic table, and there are so many weird facts about it, I really have no idea where to start. No, that’s a lie, I do. Let’s begin with a French chemist named Claude François Geoffroy. Geoffroy, who […]

Just another Mineral Monday

I went to a Gem and Mineral show in midtown yesterday and seeing all those stunning specimens made me realize just how lax I’ve been. There are so many beautiful minerals out there that we haven’t talked about! I spent the majority of the time wandering around with my camera, speechless with joy and periodically […]

Arsenic crayons

What was your favorite coloring method as a child? Messy finger paints? Magic markers with a tendency to bleed? Or were you a neat and precise colored pencil and crayon kind of kid? What about arsenic? I bet you never thought of that one while you were coloring in landscapes with purple mountain majesty.* Arsenic sulfide (As2S3), or […]