Mark, Mike, Alex, NYC 428, and Peter- I'm extremely late but thank you for your positive comments. This forum keeps me on my toes and I have gotten many ideas simply by looking at what others post.
John,
Thank you for your complimentary words about the rock work. The techniques all have their pluses and negatives. Plaster work is faster but resin gives great results. I use them all to create variety which is how it is in real life.
Dave