1. No. Often not even the common species! Usually put a question mark if not sure. The most important thing is the locality.
2. No. But you have to trust people, they usually know far more than oneself. A good dose of experience and scepticism helps. Nice if they provide analytical evidence.
3. I wish I could afford this!
I’m waiting for the miracle invention- a cheap, portable, pencil size analyser that can give percentages of ALL elements including hydrogen and the lighter elements of Period 2. Anybody??
Second attempt to reply about IDs.
1. No. Often not even the common species! Usually put a question mark if not sure. The most important thing is the locality.
2. No. But you have to trust people, they usually know far more than oneself. A good dose of experience and scepticism helps. Nice if they provide analytical evidence.
3. I wish I could afford this!
I’m waiting for the miracle invention- a cheap, portable, pencil size analyser that can give percentages of ALL elements including hydrogen and the lighter elements of Period 2. Anybody??
Bill.
Looks as though I’m not the only one who likes minerals from quirky localities!
Bill.